Complete the sentences with the correct form of the verb with conditional sentences - type 1

1. We (do)_________this for you if you want 

2.If we (need)________ some help , we will ask

3. If Peter stays with his granparents , Susan (not be)___________ happy

4. Iff we win be money , we (buy)______ a new house

5.She (not write)________ to you if she leaves

6.We (go)_______ on holiday if there is time

7.If we __________ (plant ) more trees , the air _______(be)fresher

8.If the soil ________ (be )polluted , the vegetables _______ (die)

9.Unless he ___________ (call)me , I _____________ (stay) at home 

10.If a student ________ (recycle) the paper , he _________ (save) energy 

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

7. If we_________________(plant) more trees, the air__________________(be) fresher.

8. If the soil___________________(be) polluted, thevegetables_____________________(die).

9. Unless he____________________(call) me, I_____________________(stay) at home.

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

11. If a student_______________(recycle) the papers, he________________(save) energy.

12. I_________________________(not clean) my room for a long time.

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

Complete the article below with the correct form of the verbs in brackets. Use the first conditional. In gaps 4 and 6, use a modal verb to make the prediction less certain.

Some animals, like lizards and worms, have an amazing ability to grow new body parts if they lose them. Salamanders can grow new legs and some worms can re-grow every part of their body, including their head! If scientists ¹___________ (can) discover how this happens, in theory it ²___________ (be) possible to re-grow human body parts too. Very few scientists are working on this problem now, but if governments ³___________ (start) to spend more money on research, then this dream ⁴___________ (become) a reality. Amazingly, some worms have no limit on lifespan, as they continually re-grow their bodies as they age. So if we ⁵___________ (learn) to repair human limbs and organs, it ⁶___________(be) possible to prevent us from dying. But that is a long way in the future.

Task 1: Complete the following Conditional Sentences with the correct verb tenses. 

*Note: do not use short form (don't/ doesn't/'ll/ won't). Use "do not", "does not", "will" or "will not" to complete the sentences.

1. She will know the answer if she (try) ___________ to understand.

Answer

2. If he trained every day, he (be) ____________ a good runner.

Answer

3. If you (not/water) ___________ the plants, they die.

Answer

4. Unless you leave me alone, I (call) ___________ the teacher.

Answer

5. If you (not/drink) ____________ too much coffee, you wouldn’t be so nervous.

Answer

6. If it snows heavily, (not/drive) _____________.

Answer

7. My friend (meet) __________ me at the station if he gets the afternoon off.

Answer

8. If Peter (be) _________ rich, he would travel all over Europe.

Answer

Complete these second conditional sentences with the correct verb form and your own ideas.

1 If I ___________ (live) in the USA, ________________________

2 If I ___________ (have) ten brothers and sisters, ________________________

3 If humans ___________ (can) fly, ________________________

4 If I ___________ (can) travel through time, ________________________

5 If computers ___________ (not exist), ________________________

6 If I___________ (find) a diamond ring, ________________________