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past simple and present perfect and past continuous exercises

present perfect and present perfect continuous

present perfect and present perfect continuous

Ngữ pháp tiếng Anh

... đây, hiện tại anh ta không nhất thiết phải đang ở Hà nội) . Present Perfect (Thì Hiện tại hoàn thành) and Present Perfect Continuous (Thì Hiện tại hoàn thành tiếp diễn) ·Dùng với: now that ... Have you been crying for long time? Mắt của em đỏ. Có phải em đã khóc rất lâu không? Present Perfect Continuous Công thức:Subject + have/has + been + V-ingTrong đó: Have: dùng với các ... have written our reports already. Chúng tôi đã viết xong báo cáo Present Perfect Công thức:Subject + have/has + PP(PP: past participle – quá khứ phân từ)trong đó :Have: dùng với các ngôi:...
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EXESRCISES ON PAST SIMPLE OR PRESENT PERFECT

EXESRCISES ON PAST SIMPLE OR PRESENT PERFECT

Tiếng anh

... 10. B: I (be / not) to Australia yet. Simple Past or Present Perfect Simple Exercise 3Put the verbs into the correct tense (simple past or present perfect simple) .1. A: (you / be / ever) to London? ... (can / concentrate / not) on the film. Simple Past or Present Perfect Simple Exercise 8Put the verbs into the correct tense (simple past or present perfect simple) .1. I (just / finish) my homework. ... Sentences in Present Perfect Simple 1. Bob / visit / his grandma 2. Jimmy / play / on the computer 1 QuestionsPut the verbs into the correct tense (simple past or present perfect simple) .1....
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TChon 15 PRESENT PERFECT AND PAST SIMPLE TENSE.doc

TChon 15 PRESENT PERFECT AND PAST SIMPLE TENSE.doc

Tiếng anh

... recently, don’t you think?6 My grandfather died 30 years ago. I (never/meet) him.4. Fill in the blanks with modals: must - have to - ought to - used to1. You wash your hands before meals.2. It’s ... seventeen. In the play, she must appear in a bright red dress and long black stockings. Last year in another play, she had to wear short socks and a bright, orange-colored dress. If anyone asks her ... the party?7. There are many clouds in the sky. It (rain) ….…… ……………………………6. Read the passage and answer the following questions: My aunt Nhan is an actress. She must be at least thirty-five....
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Tài liệu Present perfect and past doc

Tài liệu Present perfect and past doc

Kỹ năng nói tiếng Anh

... has been”) Vậy thì ai làm nhỉ.  Present perfect and past (2) Unit 14. Present perfect and past (2) A Chúng ta không dùng thì present perfect (I have done) khi nói về một thời điểm ... quá khứ ( present perfectpast simple) qua các câu sau: Present perfect (have done) I’ve done a lot of work today. Hôm nay tôi đã làm nhiều việc. Chúng ta dùng thì present perfect khi ... “have you done”). Bạn đã bị như thế nào? Past simple (did) I did a lot of work yesterday. Hôm qua tôi đã làm nhiều việc. Chúng ta dùng thì simple past khi đề cập tới một thời điểm đã kết thúc...
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Unit 13. Present perfect and past (1) doc

Unit 13. Present perfect and past (1) doc

Kỹ năng nói tiếng Anh

... làm nhỉ. He lost his key (past simple) but now he has found it ( present perfect) . Anh ấy đã làm mất chìa khóa nhưng bây giờ anh ấy đã tìm ra. Thì present perfect là thì hiện tại hoàn ... viết sách). C Chúng ta dùng thì present perfect để đưa ra những thông tin mới (xem UNIT 7). Nhưng nếu chúng ta tiếp tục nói về điều đó, chúng ta dùng thì past simple: A: Ow! I’ve burnt myself. ... They went out after lunch and they’ve just come back. (= they are come back now). Sau bữa trưa họ đã đi ra bên ngoài và bây giờ họ vừa quay về. B Thì present perfect không được dùng nếu...
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FOCUS ON - modals and present perfect passive phrasal verbs

FOCUS ON - modals and present perfect passive phrasal verbs

Kỹ năng nói tiếng Anh

... Infinitive present tense -ing form past tense past participle get on get on & gets on getting on got on gottenlgot on 1. get on p.v. When you move your body toward something and stand, sit, ... money. 8. Jim drove right past Bob's house, so he had to ________ ________ and go back. 9. ________ ________ to my hand, Susie — it's very crowded here, and I don't want you to ... improvement in your ability to understand and use English has come about — you've ended up being better able to figure out what you read and hear and better able to come up with the right...
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modals and present perfect phrasal verbs

modals and present perfect phrasal verbs

Ngữ pháp tiếng Anh

... ________ and see if it works now. 43. FOCUS ON: modals and present perfect phrasal verbs Remember that the present perfect is formed with have or the contraction 've and the past participle. ... be comfortable using past participles as adjectives, and the key to doing so is not to understand the difference between true adjectives derived from past participles and past participles with ... up a big bill. The meanings of the modal and semimodal auxiliaries are unchanged in the present perfect, except for may and might. Past speculation and you do not know what happened: might...
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Báo cáo khoa học: Drosophila melanogaster lipins are tissue-regulated and developmentally regulated and present specific subcellular distributions pptx

Báo cáo khoa học: Drosophila melanogaster lipins are tissue-regulated and developmentally regulated and present specific subcellular distributions pptx

Báo cáo khoa học

... and CNS from third instar larvae, and ovary and testis from adults. Errors bars represent the standard deviations for three independent assays.V. Valente et al. Drosophila lipins molecular and ... visceralmuscles, such as the circular fibers of the gut, and themuscles of the accessory glands, seminal vesicle and ejaculatory duct (Figs 7 and 8), and the muscle cells ofthe ovary (Fig. 9), lipins ... proceduresDrosophila lines and cultureCanton S and yw flies were grown on standard corn meal ⁄agar medium at 25 °C.cDNA library screening and sequence analysisPhage kZAP II embryo and larval ⁄ pupal...
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SAP2000®  Linear and Nonlinear  Static and Dynamic  Analysis and Design  of  Three-Dimensional Structures

SAP2000® Linear and Nonlinear Static and Dynamic Analysis and Design of Three-Dimensional Structures

Kiến trúc - Xây dựng

... EFFORT AND EXPENSE HAVE GONE INTO THE DEVELOPMENT AND DOCUMENTATION OF SAP2000. THE PROGRAM HAS BEEN THOROUGHLY TESTED AND USED. IN USING THE PROGRAM, HOWEVER, THE USER ACCEPTS AND UNDERSTANDS ... spacing in the X, Y and Z direction. Set the number of grid spaces to 10 for the X direction, and to 1 for the Y and Z directions. Type 6 ft into the X direction spacing edit box and press the Enter ... Subdivide command to bring up the form in Figure 13. Select the Auto Subdivide Frame option and check the at Intermediate Joints and at Intersection with Other Frames check boxes, and click OK....
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Lawn and Garden Tractor and Home Lawn and Garden Equipment Manufacturing: 2002 doc

Lawn and Garden Tractor and Home Lawn and Garden Equipment Manufacturing: 2002 doc

Cao đẳng - Đại học

... expensed computer hardware and supplies and purchased computer services; refuse removal services; management consulting and administra-tive services; taxes and license fees; and all other expenses ... 229Total capital expenditures (new and used) $1,000r173 884Buildings and other structures (new and used) $1,000r10 174Machinery and equipment (new and used) $1,000r163 710Automobiles, ... XN33633000 Shocks, struts, and other suspension equipment and parts 2002 XD1997 XN33635003 Transmissions and parts 2002 X 90 4791997 XN32622001 Rubber and plastics hose and belting 2002 X 35 5601997...
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SAP2000® Linear and Nonlinear Static and Dynamic Analysis and Design of Three-Dimensional Structures GETTING STARTED doc

SAP2000® Linear and Nonlinear Static and Dynamic Analysis and Design of Three-Dimensional Structures GETTING STARTED doc

Thiết kế - Đồ họa - Flash

... Dimensions and tolerances – merge, selection, and snap tolerances; font sizes; zoom increment; and others  Design codes and their parameters  Colors of objects and results for display and printing ... Design, Display, and Output operations. To select, enable the Select Mode using the Draw menu > Set Select Mode command, or by choosing any command from the Select menu. Draw Mode and Select ... Objects and Elements 3 - 3 Objects and Elements The physical structural members in the model are represented by objects. Use the interface to “draw” the geometry of an object, and then “assign”...
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