1.     If / we / live / big city / we / easily / get access / Internet.

2.     If / there / be / no electricity / it / be / impossible / use / computer.

3.     If / you / make / reservation, / remember / request / table / four.

4.     I / know / information / tour / I / tell / you / immediately.

5.     If / my sister / speak / French well / she / apply / a job / French company.

6.     They / cannot / book / table / unless / they / know exactly / how many people / going / party.

7.     If / there / floods / many parts / world / many people / lose / homes / land.

8.     We / live / happier / healthier life / if / we / keep / environment / clean.

9.     If / I / have / chance / meet / alien / I / invite / him / visit / house.

10.  If / you / ask / me / I / must say / industrial waste / be / much bigger problem / ordinary household waste.

1 She didnt talk to him because she was shy
If.....
2 Peter didnt come, so we cancelled the meeting.
If.....
3 Jack was late to the meeting because his watch was slow.
If......
4 We dont live in the city, so we cant easily get access to the Internet.
If....
5 he didnt take part in the event because he lacked confindence.
If....
6 she didnt talk to him because she was shy
If....
7 peter didnt come, so we cancelled the meeting
If....
8 jack was late to the meeting because his watch was slow.
If....
9 we dont live in the city, so we can easily get access to the internet.
If....
10 i dont have enough free time, I cant help my mother with the housework
If......
11. The crops will be ruined if I doesnt rain soon.
Unless......
12 unless the weather is fine, we'll stay at home
If.....
13. I cant go with you unless I get my workfinished.
If.....
14 if you dont leave on the 15th, you'll get home late for your mother's party.
Unless.....
15 . Tom never does anything unless his father tells hime what to do.
If......

I: Complete the sentenes with the correct form of the verb.

1. If we win the money, we (buy)............... a new house.

2. We (go)................. on holiday if there is time.

3. I will have no money left if I ...................(buy) that expensive car.

4. Alex ........................(be) late if he doesn't hurry up!

5. If you don't understand, I .................(help) you with the exercise

6.Greg.................................(catch) the train if he leaves soon

7. If Peter (be).................. late, we (wait)............................for him.

8. The bell..........................(ring) if there.................(be) a fire.

9. The bike........................(break) if all three of you....................(get) on it!

10. If you (not)...................learn how to use a computer, it...............(be) hard to find a job.

Put the verbs in the correct tenses

1.      If we (pollute) ................................ the water, we will have no water to use.

2.      If we cut down trees in the forest, there (be)........................  big flood every year.

3.      If he (not pass) .......................... the driving test, we(be) ...................................disappointed.

4.      I (not write) ............................ to you if you (not send) ............................... me your address.

5.      The sea (get) ......................... warmer if the earth (get) ................................warmer.

6.      If we (not protect) .............................. the animals, they (kill)...........................

7.      If Jane (not apologize) ........................... to us, we (not speak) ................................... to her.

8.      If people (stop) ................................ using dynamite for fishing, a lot of sea creatures ( be) ................................ well preserved.

9.      If he (study) ................................. hard, he could not fail the exam.

10.What …………. you ……….. if you ………….. in my position? (do/be)

11. We will go for a picnic if the weather (be) ................................ fine tomorrow.

12. If I were you,  I (travel) ....................................  around the world .

13. If there were flying saucers, there  (be) ...................................  traces of their landing.

14. Unless it (rain)....................................... , they  will go shopping.

15. I would take photos of UFOs if I (see) .......................................... them

Use these words to make complete sentences.

1. If/ you/ want/ be/ wise/ morning/ you/ must/ go/ bed/ early/ morning

2. People/ should/ play/ sports/ if/ they/ want/ keep/ fit.

3. Film/ cannot/ show/ tonight/ if/ there/ be/ no/ electricity.

4. Football/ match/ have to/ cancel/ if/ rain/ too heavy.

5. You/ should/ go/ airplane/ if/ you/ want/ come/ Ha Noi soon.

6. Students/ ought to/ ask teachers/ explanation/ if/ they/ not/ understand/ lessons.

7. We/ must/ postpone/ meeting/ if/ manager/ not/ come/ soon.

8. I/ can/ go/ picnic/ my friends/ if/ we/ have/ 3 days/ off.