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

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.plant/will be

2.is/will die

3.call/will stay

4.be rain

5.recycle/will save

6.didn't clean

1plant...........will be

2is .....will die

3call...will stay

4be rain

5recycle..........will save

6don't clean

1.If we ....plant...(plant0 more trees .The air ....will be...(be) fresher

2.if the soil ...is.(be) polluted, the vegetables........will die......(die)

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

4 The wearther is not very good .it might......rain...(rain) this afternoon

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

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

Task 6. Give the correct form of verbs.

1.They __________have lived______ in London since 1980 . (live)

2.She _________has worked__________ here for two years. (work)

3.Does John _______do____________ this job ? (do)

4.They ______did not live___in Hanoi from 1970 to 1999 ( not live)

5.Did You ______put______ your book on my desk last night ? (put)

7.Our present teacher likes ______living____ in this city . (live)

8.Nobody lives in those houses. They have been__ empty for many years (be)

9.Cindy is in her office. She __will work_____ (work) until 7 o'clock.

10. My sister ____came______ to see my last night (come)

Task 7 .Complete the sentences with the correct form of the verb with conditional sentence - type 1.
1. We (do) _______will do_________ this for you if you want.
2. If we (need) ____need_______ some help, we will ask.
3. If Peter stays with his grandparents, Susan (not be) __will not be____ happy.
4. If we win the money, we (buy) ____will buy______ a new house.
5. She (not write) __will not write_____ to you if she leaves.
6. We (go) _______will go___________ on holiday if there is time.

7. If we___plant_____(plant) more trees, the air__will be__be) fresher.

8. If the soil__is____(be) polluted, thevegetables___will die___(die).

9. Unless he____calls___(call) me, I___will stay____(stay) at home.

10. The weather is not very good. It might__rain____(rain) this afternoon.

11. If a student___recycles____(recycle) the papers, he___will save___(save) energy.

12. I_______haven't cleaned____(not clean) my room for a long time.

Unless we plant more trees, the air will be polluted

Richard is a very good cook 

It is interesting to go swimming in the summer 

87. The more trees we plant, the greener our planet is.

A. If we plant more trees, our planet will be a greener place.

B. Unless we plant more trees, our planet will be a greener place.

C. If we plant more trees, our planet won’t be a greener place.

D. If we planted more trees, our planet will be a greener place.

88. Anna’s flute performance was very good at the party.

A. Anna performed play flute very good at the party.

B. Anna performed playing flute very good at the party.

C. Anna performed playing flute very well at the party.

D. Anna performed flute very good at the party.

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

2, If we use fewer cars, we will reduce pollution.

1. we will plant more trees. The air will be fresher.

=> If we plant more trees, the air will be fresher.

2. WE will use fewer cars. WE will reduce pollution.

=> If we use fewer cars, we will reduce pollution.

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

2, If we use fewer cars, we will reduce pollution.

If we plant more trees, the air will be fresher

If we use fewer cars, we will reduce pollution

If we cycle to school every day, we will keep fitter

If we use recycled products, we will save money

If people throw rubbish into the right bin, they will keep the environment clean

If we turn off the tap when brushing the teeth, we will save a lot of water

If people travel more by public transport, the harmful gases in big cities will be reduced

If we start at six, we will arrive there before noon

If the boy eats so may green apples, he will be ill

If we use reusable bags for shopping, we will reduce waste

If we plant more trees, the air will be fresher

If we use fewer cars, we will reduce pollution

If we cycle to school every day, we will keep fitter

If we use recycled products, we will save money

If people throw rubbish into the right bin, they will keep the environment clean

If we turn off the tap when brushing the teeth, we will save a lot of water

If people travel more by public transport, the harmful gases in big cities will be reduced

If we start at six, we will arrive there before noon

If the boy eats so may green apples, he will be ill

If we use reusable bags for shopping, we will reduce waste

1. If we (plant) ....plant............more trees along the street, we (have) .....will have.......... more shade and fresh air.
2. If it( not, rain) .....doesn't rain...... , the rice (die) ...will die............
3. If she (do) .....does......morning exercises, she (be ) .....will be....... healthy.
4. She (get) .....will get........ wet if she (not, bring ) .....doesn't bring........a rain coat.
5. If he (go) ...goes........on smoking, he (damage) ........will damage......his health.
6. They (help) ....will help.........you if you (ask).......ask..........them.
7. If she (learn) ...........learns...hard , she (pass) ...will pass........... the exam
8. If the weather (be) .....is.......fine, we (go) .......will go.....camping.
9. If it (not, rain) .....doesn't rain.......... , they (go) .............will go........ on a picnic.
10. I (find) ......will find..... someone to help her if she (wait) ..........waits.....a moment.