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. will stay
2. gets
3.doesn't rain
4 .see
5. will be
6 .will not have
7 .mail
8 .needs

1/ will stay
2/ gets
3/ isn't rain
4/ see
5/ will be
6/ will not have
7/ mail
8/ needs

1 If you don’t study hard, you won’t pass final exam

2 Will you come tomorrow?

3 If it’s rain, he will stay at home

4 I’m afraid she won’t be able to come to the party

5 You look so tired, I will bring you something to eat

6 Will you marry me

7 I will come to your house tomorrow

8 I will finish my report in 2 days

9 We won't send them the postcard

10 My family wil travel in HCM city next week 

1 If you don’t study hard, you won’t pass final exam

2 Will you come tomorrow?

3 If it’s rain, he will stay at home

4 I’m afraid she won’t be able to come to the party

5 You look so tired, I will bring you something to eat

6 Will you marry me

7 I will come to your house tomorrow

8 I will finish my report in 2 days

9 We won't send them the postcard

10 My family wil travel in HCM city next week 

1. If it ___is______ fine tomorrow, we'll plant some flowers in the back yard. (is/ were/was/been)

2. If people use public buses instead of motorbikes, they ___will save____ money and natural resources. (save/saved/will save/would save)

3.If it____rains_____ tomorrow, we'll stay at home and watch TV. (rain/rains/rained/raining)

I Combine the following sentences using " if " .

1. It rains tomorrow . I'll stay home

-> If it rains tomorrow , I'll stay home

2. You smoke in public places. You'll be fined .

-> If you smoke in public places , you'll be fined

3. They will speak English well . They practice speaking more often .

-> If they practice speaking more often , they will speak English well

4. You don't drive carefully . You will get an accident easily .

-> If you don't drive carefully , you will get an accident easily

5. There is not enough water . The rice won't grow well .

-> If there is not enough water , the rice won't grow well

6. We use things economically . The natural resources will be preserved

7. People use public means of transportatinon . They will save a lot of gas .

-> If people use public means of transportation , they will save a lot of gas

8. The teacher is worried . The students won't keep the camping ground clean after their trip .

-> If the teacher is worried , the students won't keep the camping ground clean after their trip

II. Give the correct form of the verbs in brackets .

1. If you stand on the table , it ( collapse ) will collapse

2. If I find your passport, I ( phone ) will phone you at one.

3. If she needs a radio, she ( borrow ) will borrow mine .

4. I'll get angry if you ( make ) make more mistakes .

5. If I'm late , he ( be ) will be disappointed .

I Combine the following sentences using " if " .

1. It rains tomorrow . I'll stay home

-> If it doesn't rain tomorrow , I won't stay home

2. You smoke in public places. You'll be fined .

-> If you don't smoke in public places , you won't be fined

3. They will speak English well . They practice speaking more often .

-> If they don't practice speaking more often , they won't speak English well

4. You don't drive carefully . You will get an accident easily .

-> If you drive carefully , you won't get an accident easily

5. There is not enough water . The rice won't grow well .

-> If there is enough water , the rice will grow well

6. We use things economically . The natural resources will be preserved

-> If we don't use things economically , the natural resources won't be preserved

7. People use public means of transportatinon . They will save a lot of gas .

-> If people don't use public means of transportation , they won't save a lot of gas

-> If the teacher isn't worried , the students will keep the camping ground clean after their trip

II. Give the correct form of the verbs in brackets .

1. If you stand on the table , it ( collapse ) will collapse

2. If I find your passport, I ( phone ) will phone you at one.

3. If she needs a radio, she ( borrow ) will borrow mine .

4. I'll get angry if you ( make ) make more mistakes .

5. If I'm late , he ( be ) will be disappointed .

1. In two days, I (know) ______will know___________________ my results.
2. If it rains, he (stay) _______________will stay__________ at home.
3. I think he (not come) ___________________won't come____ back his hometown.
4. We believe that she (recover) ________________will recover________ from her illness soon.
5. __Will ______ they (do) _____do_______________ it for you tomorrow?
6. I promise I (return) ___________will return____________  school on time.
7. You look tired, so I (bring) _______will bring_______________ you something to eat.
8.  ___Will______ you please (give) ________give______ me a lift to the station?

3.Give the correct form of the verbs

1.I(do).......will do.......it for you tomorrow

2.My father (call) ........will call........you in 5 minutes

3.We believe that she (recover)........will recover............from her illness soon

4.I promise I (return) ........will return.............to school on time

5. If it rains, he (stay) ........will stay........at home

6 will You (take) take me to bthe zoo this weekend ?

7 I think he (not come) ..........won't come.........back his hometown