Give the correct tences of the verbs

1 My mother (buy)...BOUGHT...... me an English dictionary for my last birthday.

2. I (never see)..HAVE NEVER SEEN..... such a big flower.

3...DO...they (clean)..CLEAN..... the car every week?

4. The Olympic Games (be)....WAS.........held in London.

1.bought

2.have never seen

3.Do...clean

4.Was

1 My mother (buy) bought me an English dictionary for my last birthday.

2. I (never see) have never seen such a big flower.

3 Dothey (clean) clean the car every week?

4. The Olympic Games (be) was held in London.

1. They never eat any Mexican food
2. Hoa has walked in the rain many times. She loves it
3. I never saw such a big flower
4. We haven't visited Nha Trang for 5 years
5. I have read that novel three times
6. He never met her before
7. The zoo isn't far from here. I have walked there many times
8. If we don't economize on electricity, there will be power cuts
9. I hope he finishes his homework before we get back
10. If we sit too far away from the screen, I won't be able to see the film
11. Your father played sports yesterday afternoon
12. If more people cycle, there will be less air pollution
13. One day, we might travel to the moon for a holiday
14. He travels to work by car
15. The children are playing soccer at the moment
16. She doesn't do her housework every afternoon
17. He will buy a new hat tomorrow
18. Many people prefer flying to going by sea
19. He moved to Paris in 1917 and spent six years there
20. What will you do tomorrow morning? I will play video games

1.If we plant(plant)more trees, the air will be(be)fresher.

2,If the soil were(be)polluted, the vegetables would die(die).

3,Unless he call(call)me, i will stay(stay)at home.

4,The weather is not very good. It might rain(rain)this afternoon.

5,if a student recycles(recycle)the papers, he saves(save)energy.

6,i haven't clean(not clean) my room for a long time

If we plant more trees, our neighborhood will be greener.

If we cycle to school every day, we will keep the air clean and fresh. 

If we keep hunting animals, they will disappear soon.

If we cut down all the trees, there will be floods.

If we use buses, we will reduce the pollution.

IV.Make the first conditional sentences, using the words and phrases given.

1. If/ we/ plant/ more trees/ neighbourhood/ greener.

=> If we plant more trees, our neighborhood will be greener.

2.  If/ we/ cycle/ school/ every day/ we/ keep/ air/ clean and fresh.

=> If we cycle to school every day, we will keep the air clean and fresh. 

3. If/ we/ keep/ hunt/ animals/ they/ disappear/ soon.

=> If we keep hunting animals, they will disappear soon.

4. If/ we/ cut down/ all/ trees/ there/ floods.

=> If we cut down all the trees, there will be floods.

5. If/ we/ use/ buses /we/ reduce/ pollution.

=> If we use buses, we will reduce the pollution.

1. If we plant( plant) more trees, the air will be( be) fresher.

2. If the soil were( be) polluted, the vegetables would die( die).

3. Unless he calls(call) me, I will stay(stay) at home.

4. the weather is not very good. It minght rain(rain) this afternoon.

5. If a student recycles(recycle) the papers, he saves(save) energy.

6. I haven't clean( not clean) my room for a long time.

1. If it (be) is sunny next week, we (plant) will plant the vegetables.

2. If we (recycle) recycle more, we (help) will help our Earth.

3.We (save) will save a lot of trees if we (not waste) don't waste so much paper.

4. More people (have) will have fresh water if we only (use) use the water we need.

5. If the river (not be) isn't dirty, there (be) will be more fish.

6. If the Earth (be)....is...... warmer, the sea level (rise).....will rise.....

7. If the sea level (rise).....rises......, some countries (disappear).......will disappear......

8. If we (reduce).......reduce...... soil pollution, we (have)......will have....... enough food to eat.

9. If we (not have)......don't have....... enough food, we (be)......will be....... hungry.

10. If we (be)....are... hungry, we (be)....will be...... tired.

II.Write the correct form of each verb in brackets

1. is / will plant

2. recycle/ will help

3. will save / don't waste

4. will have/ use

5. isn't / will be

6. is - will rise

7. rises - will disappear

8. reduce - will have

9. don't have - will be

10. are - will be

Put verbs in correct form

1. If global warming CONTINUES (continue), temperature WILL RISE (rise), even higher

2. If light pollution KEEPS (keep) growing, you WON'T BE (not be) able to see even the Big Dipper at night

3. We WILL THREATEN (threaten) our own existence if we DON'T CUT DOWN (not cut down) the waste rapidly.

4. If people PAID (pay) a little more attention to the environment, the Earth WOULD BE (be) greener.

5. If people no longer POLLUTED (pollute) the atmosphere, the air WOULD SOON BECOME (soon become) clean again

Put verbs in correct form

1. If global warming CONTINUES (continue), temperature WILL RISE (rise), even higher

2. If light pollution KEEPS (keep) growing, you WON'T BE (not be) able to see even the Big Dipper at night

3. We WILL THREATEN (threaten) our own existence if we DON'T CUT DOWN (not cut down) the waste rapidly.

4. If people PAY (pay) a little more attention to the environment, the Earth WILL BE (be) greener.

5. If people no longer POLLUTE (pollute) the atmosphere, the air WILL SOON BECOME (soon become) clean again

1. Is/ will plant
2. recycle/ will help
3. will save/ don't waste
4. will have/ use
5. isn't/ will be

Exercise 10. Give the correct form of the verbs to complete the sentences.

1.   She (go) ____went______ to Australia in 1994 and she liked it very much.

2.   My father (plant) _______planted___ some trees around the house last week.

3.   We (eat) ______ate____ a big dinner last night.

4.   The policeman (talk) ____talked______ to the burglar yesterday.

5.   (you /have) _____Did you have_____  a test last week?

6.   I (see) _____saw_____ an interesting film last night.

7.   The gentleman (speak) _____spoke_____ to his servant 2 hours ago.

8.   I (carry) _____carried_____ this bag up to the fifth floor last night.

9.   My friend (talk) _____talked_____ to me a lot yesterday.

10. The man (drive) _____drove_____ to the supermarket last weekend.

11. My brothers (leave) ______left____ for England last week.

12. My sister (leave) ____left______ for England in 2019.

13. I didn’t like that man because he (make) _____made_____ me sad.

14. My brother (smoke) _____smoked_____ a lot some years ago.

15. My uncle (live) ______lived____ in USA when he was young.

16. Mr. Quang (teach) _____taught_____ us English last year

17. Daisy (wear) _____wore_____ a very beautiful dress last night.

18. Jenifer (write) _____wrote_____ to her grandparents very often last year.

19. The teacher (give) ____gave______ the students a lot of homework yesterday.

20. My sister (buy) _____bought_____ a new car last Sunday.