present continuous and past simple exercises pdf

TChon 15 PRESENT PERFECT AND PAST SIMPLE TENSE.doc

TChon 15 PRESENT PERFECT AND PAST SIMPLE TENSE.doc

Ngày tải lên : 08/07/2013, 01:27
... 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 to 1. 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....
  • 2
  • 1.6K
  • 43
Tài liệu Present continuous and present simple docx

Tài liệu Present continuous and present simple docx

Ngày tải lên : 22/12/2013, 19:18
... Present continuous and present simple Unit 3. Present continuous and present simple (1) A Hãy nghiên cứu các lời giải thích và so sánh các ví dụ sau: Present continuous (I ... việc vất vả thật” “Ừ, mình có nhiều việc phải làm quá.”) Xem thêm UNIT 1. Present Simple (I do) I can’t understand why he’s being so selfish. He isn’t usually like that. Tôi không hiểu ... Sarah rất mệt (không dùng ‘Sarah is being tired’) D Look và feel Bạn có thể dùng thì present simple hay continuous khi diễn tả dáng vẻ hay cảm giác của người nào đó vào thời điểm nói: You...
  • 5
  • 874
  • 6
Unit 4. Present continuous and present simple (2) doc

Unit 4. Present continuous and present simple (2) doc

Ngày tải lên : 22/06/2014, 20:20
... Động từ be chia ở thì present continuous là I am being/He is being. You are being v.v… I’m being = I’m behaving / I am acting. So sánh các câu sau: I can’t understand why he’s being so selfish. ... Sarah rất mệt (không dùng ‘Sarah is being tired’) D Look và feel Bạn có thể dùng thì present simple hay continuous khi diễn tả dáng vẻ hay cảm giác của người nào đó vào thời điểm nói: You ... có một khoảng thời gian hạnh phúc. B See, hear, smell, taste Ta thường dùng thì present simple (không dùng continuous) với những động từ dưới đây: Do you see that man over there? (not ‘are...
  • 4
  • 667
  • 1
past continuous or past simple

past continuous or past simple

Ngày tải lên : 31/08/2013, 01:10
... same time in the past. Eg. Mark was reading a book and Tony was watching television. BE CAREFUL!!!! The past continuous and the past simple are often used together. The past simple interrupts ... action of the past continuous. Eg. I was watching television when my friend arrived. BE CAREFUL!!!! The past continuous and the past simple are often used together. The past simple interrupts ... at the same time in the past. Eg. Mark was reading a book and Tony was watching television. We use the past continuous to talk about an action that started in the past but not finished at...
  • 3
  • 864
  • 55
Tài liệu Present perfect and past doc

Tài liệu Present perfect and past doc

Ngày tải lên : 19/01/2014, 17:20
... “Who it 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 ... và quá khứ ( present perfect và past 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 ... “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...
  • 6
  • 633
  • 0
Unit 13. Present perfect and past (1) doc

Unit 13. Present perfect and past (1) doc

Ngày tải lên : 22/06/2014, 21:20
... thì ai 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. ... lost his key” = hiện giờ anh ấy không có chiếc chìa khóa của anh ấy. (xem UNIT 7). Còn thì past simple cho chúng ta biết về quá khứ. Nếu có ai đó nói rằng: “Tom lost his key” chúng ta không...
  • 3
  • 775
  • 0
TCHON PERIOD 8 PRESENT SIMPLE, PAST SIMPLE AND PREPOSITIONS OF TIME.doc

TCHON PERIOD 8 PRESENT SIMPLE, PAST SIMPLE AND PREPOSITIONS OF TIME.doc

Ngày tải lên : 09/07/2013, 01:26
... ………………………………………………………………………………………………… TOPIC 2: OUR PAST PERIOD 8: PRESENT SIMPLE, PAST SIMPLE AND PREPOSITIONS OF TIME A. Theory: 1. Present simple and past simple: Tenses Affirmation Negation Interrogation Present simple S + am/ ... weekend/ … - AT + time/ weekends/ present/ this time/ the moment/ … - AFTER / BEFORE + time - BETWEEN + time and time B. Exercises: I. Put the verbs in the present simple tense 1. We often (do) ____________ ... morning, Tuan and his father go jogging around Xuan Huong Lake. Hoa and her mother walked along Bui Thi Xuan Street and then visited the flower garden. Hoa liked it very much and the flowers...
  • 4
  • 1K
  • 10
Simple present and present continuous

Simple present and present continuous

Ngày tải lên : 16/09/2013, 07:10
... ạ Bình_ B c Ninhắ Present Simple and Present Continuous By Nguyen Trong Long tronglongnguyen@yahoo.co m 09/16/13 Nguyễn Trọng Long_Vạn N inh_ Gia Bình_ Bắc Ninh We use the present simple for things ... 09/16/13 Nguyễn Trọng Long_Vạn N inh_ Gia Bình_ Bắc Ninh The Present Continuous is used to express the actions we are doing in this moment or what is happening ... Ninh 09/16/13 Nguy n Tr ng Long_V n Ninh_ Gia ễ ọ ạ Bình_ B c Ninhắ Answer these questions and then practice with a classmate and take his/her notes. Answers • What do you do in your free time? ___________________ • ...
  • 17
  • 950
  • 14
Tài liệu Present perfect continuous & Present perfect continuous and simple pptx

Tài liệu Present perfect continuous & Present perfect continuous and simple pptx

Ngày tải lên : 19/01/2014, 17:20
... waiting. We’ve been waiting for an hour.         Present perfect continuous and simple Unit 10. Present perfect continuous and simple A Nghiên cứu ví dụ sau: Ann’s clothes are covered ... Đừng quấy rầy tôi bây giờ. Tôi đang làm việc. Present perfect continuous & Present perfect continuous and simple Unit 9. Present perfect continuous A It has been raining. Xem ví dụ sau: ... problem and she thinks that … Mình vừa mới đề cập đến vấn đề của Carol và cô ấy nghĩ là … B It has been raining for two hours. Xét ví dụ sau: It is raining now. It began raining two hours ago and...
  • 5
  • 896
  • 3
Sustainable Energy Harvesting Technologies Past Present and Future Part 7 pdf

Sustainable Energy Harvesting Technologies Past Present and Future Part 7 pdf

Ngày tải lên : 19/06/2014, 08:20
... Harvesting Technologies – Past, Present and Future 120 ( ) 23 __ _ca cthhsthAlO thCu TTQR R R=+ + + (19) R th_hs is the thermal resistance represented by a heat sink and it takes into account ... relating to the thermal domain and represent heat powers Q c at the cold side (15), and Q h at the hot one (16), while the last one comes from the electrical domain and represents an electrical ... operation and are crucial for comprehensive understanding of heat to electric energy conversion. After that an analytical description of the heat flux and power generation in TEMs is presented,...
  • 20
  • 534
  • 0
Sustainable Energy Harvesting Technologies Past Present and Future Part 9 pdf

Sustainable Energy Harvesting Technologies Past Present and Future Part 9 pdf

Ngày tải lên : 19/06/2014, 08:20
... Circuits and Systems, vol.2, no.4, pp.251-259, 2008. 168 Sustainable Energy Harvesting Technologies – Past, Present and Future 14 Sustainable Energy Harvesting Technologies: Past, Present and Future At ... Energy Harvesting Technologies – Past, Present and Future 10 Sustainable Energy Harvesting Technologies: Past, Present and Future 4. Hybrid flexible energy harvesting and energy storage The proposed ... aqueous 156 Sustainable Energy Harvesting Technologies – Past, Present and Future 12 Sustainable Energy Harvesting Technologies: Past, Present and Future Fig. 13. Voltage across PV panel Fig. 14....
  • 20
  • 504
  • 0
Sustainable Energy Harvesting Technologies Past Present and Future Part 14 pdf

Sustainable Energy Harvesting Technologies Past Present and Future Part 14 pdf

Ngày tải lên : 19/06/2014, 08:20
... Harvesting Technologies – Past, Present and Future 254 The transmitter consists of one-chip microcomputer (MCU) PIC16F877A and wireless module nRF24L01P for the control, and MCU can be connected ... http://www.secomtel.com/UpFilesPDF /PDF/ Agilent /PDF_ DOCS/SKYDIODE/ 03_ SKYDI/HSMS2850 .PDF (Last accessed on 13 July, 2011) [6] McSpadden, J. et al., H. (1992). Theoretical and Experimental Investigation ... integrated rectenna and DC-DC boost converter circuits. 1.6.1 DC-DC boost converter design theory and operation The DC-DC boost converter design theory and actual implementation are presented in...
  • 8
  • 386
  • 0
Unit 10. Present perfect continuous and simple doc

Unit 10. Present perfect continuous and simple doc

Ngày tải lên : 22/06/2014, 21:20
... They’ve played tennis three times this week. Unit 10. Present perfect continuous and simple Unit 10. Present perfect continuous and simple A Nghiên cứu ví dụ sau: Ann’s clothes are covered ... trước đây màu trắng. Bây giờ nó màu xanh. Cô ấy đã sơn trần nhà. Has been painting là thì present perfect continuous (thì hiện tại hoàn thành tiếp diễn): Ở đây chúng ta quan tâm đến hành động mà ... hoàn tất hay chưa. Ở ví dụ trên, hành động sơn tường chưa kết thúc. Has painted là thì present perfect simple (thì hiện tại hoàn thành): Ở thì này, điều quan trọng là sự hoàn thành của hành...
  • 3
  • 631
  • 0

Xem thêm