1.didn't stay - went (đây là thì quá khứ đơn vì có last night)

2.keeps - brushes (câu này là thì hiện tại đơn vì có twice a day)

3.to go - go - have (câu này có cấu trúc là sau S'd like sẽ cộng với một giới từ là to+V..)

4.Did - do (vì câu này có yesterday nên dùng did)

5.did -buy - bought (câu này thì quá khứ đơn nha)

mình chỉ hiểu được như vậy thui

III: Put the verbs into correct tense or form:

III. GRAMMAR/ A. Put the verbs into the correct tense- voice (thời- thế)

2. My flight to Tokyo. (delay) was delayed last night.

3. We (wait) have waited at the airport for 3 hours.

4. Ifit (be) is sunny tomorrow, we will go camping.

5. Nick .(not/decided)hasn't decided where to stay during his trip yet.

6. We (go) will go on a guided tour to Japan next week.

7. The tour guide told me that he. (forget) had forgot his passport the day be

8. It's the first time (be) have been to Sapa.

9. We (fly) were flying to Da Nang at this time yesterday.

10. By the time we got to the airport, the flight. (take) will have landed off

11. The tickets can .(book) be booked on line.

12. Many tourists (visit) visited Angkor Wat during peak season.

13. IfI were you, (fly) flied economy class.

14. Our holiday plans .(make) to make by a travel agent right now

15. He used to hate travelling when he .was .(be) young.

16 I. (look) was looking for some information about our holiday destination when the travel agent phoned.

III. GRAMMAR/ A. Put the verbs into the correct tense- voice (thời- thế)

2. My flight to Tokyo. (delay) was delayed last night.

3. We (wait) have waited at the airport for 3 hours.

4. Ifit (be) is sunny tomorrow, we will go camping.

5. Nick .(not/decided)hasn't decided where to stay during his trip yet.

6. We (go) will go on a guided tour to Japan next week.

7. The tour guide told me that he. (forget) had forgot his passport the day be

8. It's the first time (be) have been to Sapa.

9. We (fly) were flying to Da Nang at this time yesterday.

10. By the time we got to the airport, the flight. (take) will have landed off

11. The tickets can .(book) be booked on line.

12. Many tourists (visit) visited Angkor Wat during peak season.

13. IfI were you, (fly) flied economy class.

14. Our holiday plans .(make) to make by a travel agent right now

15. He used to hate travelling when he .was .(be) young.

16 I. (look) was looking for some information about our holiday destination when the travel agent phoned.

II: Put the verbs into correct tense or form:
9. You (be) __Will you be____free next Saturday morning? – No, I (visit) ___will visit________ my grand
mother.
10. Trang (not be) ___isn't___ in her room at the moment. She (cook) _______is cooking____ in the
kitchen.
11. Would you like (have) ________to have______ breakfast with eggs.
12. Lien (not go ) _____won't go____ to the movie theater tomorrow. She (stay) ____will stay_______ at
home.
13. The train for Hanoi (leave)______is going to leave________ at 7.30 tonight.
14. I (know) _________know_____ you (be)_________are_____ busy now.
15 .Hoa (keep) ______keeps_____ her teeth very careful. She (brush) __brushes_____ her teeth twice a
day.
16. I’d like (go) ______to go_____ fishing. I (go) ___go____ fishing when I (have) __have_____free
time.

9.Will you be free next Saturday morning? – No, I will visit my grand
mother.
10. Trang isn't in her room at the moment. She is cooking in the kitchen.
11. Would you like to have breakfast with eggs.
12. Lien won't go to the movie theater tomorrow. She will stay at
home.
13. The train for Hanoi is are going to leave at 7.30 tonight.
14. I know you is busy now.
15 .Hoa keeps her teeth very careful. She brushes her teeth twice a
day.
16. I’d like to go fishing. I go fishing when I have free time.

_Mình không chắc lắm, nếu sai thì nói với mình nhé!_

# Học tốt! #

26. are learning

27. teaches

28. went 

29. fly

30. Did they buy ... ?

1. will stay

2. has

3. doesn't rain

4. recycle - won't produce 

5. don't water - will die

6. is - won't go

7. will save - don't waste 

8. will happen - keep

9. don't stop - will endanger

10. dump - won't be

III. Put the verbs in brackets into the correct form.

1. will stay

2. has

3. doesn't rain

4. recycle - won't produce 

5. don't water - will die

6. is - won't go

7. will save - don't waste 

8. will happen - keep

9. don't stop - will endanger

10. dump - won't be

1.  We will stay at home if it rains.

2.  She will call you if she has time.

3.  If it doesn't rain tomorrow, we will go for a picnic.

4.  If everyone recycle paper, metal and glass, we won't produce so much rubbish.

5.  If you don't water plants, they will die.

6.  If the weather is bad, we won't go to the park.

7.  We will save thousands of trees if we don't waste  so much paper.

8.  What will happen if we keep polluting the environment.

9.  If we don't stop cutting down so many trees, we will endanger our oxygen supply.

10.      If people dump chemicals into rivers, they won't be able to swim in them in the future.

1. will stay

2. has

3. doesn't rain

4. recycle - won't produce 

5. don't water - will die

6. is - won't go

7. will save - don't waste 

8. will happen - keep

9. don't stop - will endanger

10. dump - won't be

1 came - were watering

2 was talking

3 was practising - was reading

4 were climbing - visited

5 was talking - entered

6 was making - went

7 was crossong - stepped - fell

8 began - was planting

9 arrived - was writing

10 were walking - heard

26. We ( not see ) haven't seen her since we ( be ) were on holiday in Ha Long Bay

27. Phuong ( not finish ) has not finished her homework yet

28. Would you like some coffee ? I just ( make ) will make some

29. Has She ( feed ) fed the cat yet ? - Yes , she (feed ) fed it haft an hour ago

30. The weather ( become ) is becoming colded and colded in December

31. He (cut ) cut my hair too short

- Don't worry ; it ( grow ) will grow again very quickly

32. I ( not go ) won't go out this evening . I ( stay ) will stay at home

33. Will The film ( begin )begin at 7.30 or 8.00 ?

34. Were You (be) away ? - Yes,I ( go ) went to the country last Sunday

35. They just ( phone ) phoned to say that they ( not come ) wouldn't come back till Friday night

36. My uncle ( not visit ) has not visited us since he ( move ) moved to the new town

26. We ( not see ) haven't seen her since we ( be ) were on holiday in Ha Long Bay

27. Phuong ( not finish ) hasn't finished her homework yet

28. Would you like some coffee ? I ( make ) have just made some

29. Has She ( feed ) fed the cat yet ? - Yes , she (feed ) fed it haft an hour ago

30. The weather ( become )is becoming colded and colded in December

31. He (cut ) has cut my hair too short

- Don't worry ; it ( grow ) will grow again very quickly

32. I ( not go ) am not going out this evening . I ( stay ) am stay at home

33.Does The film ( begin ) begin at 7.30 or 8.00 ?

34. Have You (be) been away ? - Yes,I ( go ) went to the country last Sunday

35. They just ( phone ) have just phoned to say that they ( not come ) aren't coming back till Friday night

36. My uncle ( not visit ) hasn't visited us since he ( move ) moved to the new town