complete the sentences with the a correct form or nothing i e leave it blank

Bài tập tiếng anh ôn thi đại học

Ngày tải lên : 22/06/2014, 11:56

... 10 Complete the sentences with the/ a correct form or nothing (i. e leave it blank) Alexander Fleming was the man _ discovered penicillin I like meeting people _ have travelled widely ... learning have been writing have been travelling have been going has been raining has been looking has been selling have been waiting has been playing have been watching for since for since since ... write sentences in the past perfect using the words in brackets I arrived at the party at p.m but Jane was already there (she / arrive / before / me) She had arrived before me 2 I invited Jeff...

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A1 eingangskurs grammar exercies

Ngày tải lên : 29/06/2014, 06:52

... 10 Complete the sentences with the/ a correct form or nothing (i. e leave it blank) Alexander Fleming was the man _ discovered penicillin I like meeting people _ have travelled widely ... learning have been writing have been travelling have been going has been raining has been looking has been selling have been waiting has been playing have been watching for since for since since ... write sentences in the past perfect using the words in brackets I arrived at the party at p.m but Jane was already there (she / arrive / before / me) She had arrived before me 2 I invited Jeff...

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Bài tập trách nghiệm tiếng anh pot

Ngày tải lên : 12/07/2014, 06:20

... 10 Complete the sentences with the/ a correct form or nothing (i. e leave it blank) Alexander Fleming was the man _ discovered penicillin I like meeting people _ have travelled widely ... learning have been writing have been travelling have been going has been raining has been looking has been selling have been waiting has been playing have been watching for since for since since ... write sentences in the past perfect using the words in brackets I arrived at the party at p.m but Jane was already there (she / arrive / before / me) She had arrived before me 2 I invited Jeff...

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Tài liệu ~$pply the correct form of the verbs pdf

Ngày tải lên : 26/12/2013, 01:18

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Tài liệu Supply the correct form of the verbs1 docx

Ngày tải lên : 23/01/2014, 07:20

... snake just at the time when I (be) had been almost exhausted If he (be) had been a little late, I (kill) would have been killed by the snake 15 Had I know you were ill, I (visit) would have visited ... voice so clearly that it is as if he were hear but the fact is that he isn't here 12 I have never met her before in my life Why is she looking at me as if she knew me? 13 If I were a bird, I ... when I (be) almost exhausted If he (be) a little late, I (kill) by the snake.was / had been / would have been killed 15 Had I know you were ill, I (visit) you would have visited 16 Were he here,...

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USE THE CORRECT FORM OF THE WORDS IN BRACKETS pdf

Ngày tải lên : 21/07/2014, 21:20

... Human beings will never forget the of Europe from the fascists by Allied troops (liberate) He won wide in the field of tropical medicine (recognize) She appeared with a smile (content) They have ... with the to succeed in life (aspirant) The patient should have in his door (believe) I m tired of your arguments (eternity) These shoes can no longer be used (wear) They live with a great relief ... protect the remaining forests A) reservations B) preserves C) preservatives D) preservations Language isn’t ……… the private property of those who use it A) necessary B) necessarily C) necessity...

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Supply the correct form of the words in brackets

Ngày tải lên : 23/10/2015, 16:09

... 65 The hospital is recognized as a centre of ( excellent) in research and teaching 66 The time has come for( act) if these beautiful animals are to survive 67 She wrote down a few ideas ... lovely building that have remained ( change) since the area was a major( commerce) center several centuries ago The countryside in the area is ( charm) and most of the buildings there ... grandparents are going to hold a party in ( celebrate) of their fiftieth wedding anniversary 60 They attach great ( important) to the project 61 The ( decorate) touches have made this house a...

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Give correct forms of the verbs

Ngày tải lên : 07/06/2013, 01:26

... Ha Long Bay in Viet Nam (be) a World Herritage Site It (visit) by millions of people every year 45 If Mr Lam (go) to Paris next week, he (see) the Eiffel Tower 46 I myself (witness) an accident ... when we (leave) the house that day, and a light snow (fall) 71 I (walk) along the street when I suddenly (feel) something hit me in the back I (not know) what it was 72 When I (see) the man, he (stand) ... seriously 53 A new text book (publish) next month 54 The Eiffel Tower is in Paris It (visit) by millions of people every year 55 Since the 1980s more and more paper (recycle) 56 Tet holiday in...

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Choose the correct forms of the verb potx

Ngày tải lên : 08/08/2014, 13:22

... works - I to a great radio show on the way to work listening to listening have listening was listening - Tom's not here He's out _ his mother visit visited visiting is visiting - She _ living ... living here for years are has has been have been - They _ on the project at the moment working be working is working are working - Do you still _ to the tennis club? belongs are belong belonging ... are belong belonging belong - I never _ Tim anymore see has see seen seeing - I _ football after work play to play playing am play 10 - We _ a lot of volunteer work are doing does ...

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A study of the linguistic features of suggestion verbs in english and their vietnamese equivalents

Ngày tải lên : 26/11/2013, 13:17

... subjunctive mood and the third possibility, a that- clause with an 13 14 indicative verb In addition, it combines with the infinitive or toinfinitive in English Moreover, after DEMAND, a noun or noun ... in English and their Vietnamese equivalents - To find out the differences and similarities between ESVs and their Vietnamese equivalents - To suggest some implications for teaching and learning ... Structures with RECOMMEND and Their Vietnamese Equivalents RECOMMEND is a transitive verb It requires an at least object Syntactically, RECOMMEND combines with that-clause in English In their Vietnamese...

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A study of the linguistic features of saying verbs used in political documents in english and vietnamese

Ngày tải lên : 26/11/2013, 13:19

... off-side', 3.6 VALIDITY AND RELIABILITY so because, in so far as and when they are linked in 'origin' with The samples of data used in the study are required to be these special explicit performative ... something, relate a story, reveal information to someone in a non-verbal way, divulge confidential or private information, inform someone of the misdemeanors of, decide or determine correctly or with ... Vietnam 1.4 RESEARCH QUESTIONS What are the semantic and syntactic features of the saying verbs in English and Vietnamese? What are the similarities and differences in the linguistic features...

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Tài liệu Báo cáo khoa học: The pro-form of BMP-2 interferes with BMP-2 signalling by competing with BMP-2 for IA receptor binding pptx

Ngày tải lên : 18/02/2014, 06:20

... pro-peptide with respect to the mature part As neither the interaction with BMPR-IA nor with noggin was affected in quantitative terms, the pro-peptide moiety probably does not obstruct the key residues ... analytes from the immobilized ligand, KD values based on the association and dissociation rates could not be determined for the interaction with noggin The BIAcore experiments that revealed binding ... BMPR-II was then detected by recording equilibrium binding via BIAcore To this end, the time interval for the association was prolonged until a constant maximal response representing an equilibrium...

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Tài liệu Báo cáo khoa học: Regulation of dCTP deaminase from Escherichia coli by nonallosteric dTTP binding to an inactive form of the enzyme ppt

Ngày tải lên : 18/02/2014, 16:20

... of E coli dCTP deaminase Coordinated closure of the active site and rearrangement of the main chain and side chains in the active site appear as key players in a slow transformation from an inactive ... deaminase Experiments were performed as described in Experimental procedures with enzyme in the absence (closed circles) or presence (open circles) of dTTP The kinetic parameters were calculated ... stabilizes the inactive form by binding to the active site In this way, dCTP deaminase can use one nucleotide-binding site to gain a pseudo-allosteric mechanism of regulation that generates the...

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Tài liệu The 2012 Nexus Event – An Unknown Form Of Energy Is Coming Our Way pdf

Ngày tải lên : 19/02/2014, 03:20

... rays emitting from the Milky Way marking the highest energies ever detected from the galactic equator Previous satellite experiments have seen gamma-ray emissions along the galactic equator reaching ... plane, the gravitational influence increases, which disturbs the stability of each planet including Earth The passage to the densest portion of the gravitational plane is the direct cause of the ... scientific facts with a huge backup of material evidence To have different opinions from the one in the mainstream science and in the same time to stay highly respected in the scientific elite, can...

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Tài liệu Báo cáo khoa học: Expression and function of Noxo1c, an alternative splicing form of the NADPH oxidase organizer 1 doc

Ngày tải lên : 19/02/2014, 06:20

... and AF532983) and Noxo1d (AY191359), have been deposited in the GenBank database: the deletion in these variants is generated by alternative splicing involved in a different splice acceptor site ... to 10% polyacrylamide gel electrophoresis, and stained with ethidium bromide as in (E) The experiments have been repeated more than three times with similar results 3666 FEBS Journal 273 (2006) ... determine the effect of the insertion, we examined the phosphoinositide-binding activity of the PX domain of Noxo1c by an overlay assay, in which each phosphoinositide was spotted on the membrane and...

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Báo cáo khoa học: Crystal structures of the apo form of b-fructofuranosidase from Biﬁdobacterium longum and its complex with fructose pot

Ngày tải lên : 06/03/2014, 00:21

... symbiosis with the human organism whereas in the bacterial enzymes it is deep and moderately wide The differences are visible in Fig 6B, presenting the shape and charge distribution of the binding ... bacterial and yeast enzymes, respectively The longest one forms a two-and -a- half-turn helix interacting with the surface of the sandwich domain The active site pocket is narrowest and deepest in the ... fructosyl–enzyme intermediate is formed and is hydrolysed via oxocarbenium ion-like transition states (Fig 4) In the ﬁrst step of the enzymatic reaction, a nucleophilic attack is performed on the anomeric...

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Báo cáo khoa học: DNA polymerase e associates with the elongating form of RNA polymerase II and nascent transcripts pot

Ngày tải lên : 07/03/2014, 11:20

... hyperphosphorylated elongating isoform RNA pol IIO RNA pol II exists in a dynamic equilibrium between the hypophosphorylated initiation isoform IIA and the hyperphosphorylated elongating isoform IIO that ... 5,6-dichloro-1-betaD-ribobenzimidazole (DRB) and roscovitine, and of the transcription inhibitor, a- amanitin, on RNA pol II co-immunoprecipitation with Pol e Cells were treated with the indicated inhibitors 1.5 h prior to preparation ... that exhibits reduced electrophoretic mobility compared with the IIA isoform Whereas the polyclonal antiRNA pol II antibody precipitated both the fast and slowly migrating forms of RNA pol II, antibodies...

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Báo cáo khoa học: Puriﬁcation and structural study of the b form of human cAMP-dependent protein kinase inhibitor pdf

Ngày tải lên : 07/03/2014, 15:20

... sequence The putative polyadenylation signal is underlined The pseudosubstrate sequence is marked with a rectangular frame and the nuclear export signal sequence is marked with a rounded frame Table ... concentration of human PKIb with cAPK (B) Kinetic analysis of inhibition of cAMP-dependent protein kinase activity by inhibitor peptides Assays were performed essentially as described by Thomas et ... sequence of human PKIb inferred from the nucleotide sequence is represented below the DNA sequence with the one-letter amino acid codes Nucleotide numbers are indicated at the left of the sequence...

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Báo cáo khoa học: The propeptide in the precursor form of carboxypeptidase Y ensures cooperative unfolding and the carbohydrate moiety exerts a protective effect against heat and pressure pot

Ngày tải lên : 07/03/2014, 21:20

... active enzyme, and the in vivo structure is either the native or denatured form (without the presence of intermediate structures) because only the native form leads to an active enzyme, while others ... CPY and proCPY were partially reversible in the present experiments (Figs and 3), it has been reported that neither changes in the secondary structure nor the activity of CPY are irreversible but ... relatively low pressures of up to 150 MPa is small with no increase in ANS-binding ﬂuorescence, with approximately 80% of the catalytic activity being retained [25]; a large conformational change...

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Báo cáo khoa học: Isothermal unfolding studies on the apo and holo forms of Plasmodium falciparum acyl carrier protein Role of the 4¢-phosphopantetheine group in the stability of the holo form of Plasmodium falciparum acyl carrier protein docx

Ngày tải lên : 16/03/2014, 10:20

... two forms are given in Tables 13 In the entire experimental regime, it is seen that the holo form presents better stability than the other form (Fig 4C) The DG of stability is on an average 20% ... aggregation and the ease with which it can be reversibly unfolded by the chaotrope guanidine hydrochloride Detailed analyses of the stability curves obtained by chemical denaturation are consistent ... I I IV III II B C Fig Interactions of the 4Â-PP moiety with the holo-ACP protein The average major conformation was used for ligandprotein contact analysis (A) The interacting atoms are labeled...

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