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A. Complete the following sentences, according to the rules for the formation of IF

CLAUSES, TYPE 1.

1. If computers ..(become) common at school, lessons .(be) more

motivating.

2. The dog .. (not/bite) you, if you .. (not/tease) it.

3. If the wind (blow) strongly, crops (be) destroyed.

4. The food processor . (break) down, if it ..(work) too long.

5. If we ..(have) a TV set in each room, we .(not/argue) aboutwhich programmes to watch any more.

6. Oliver (not/build) the puzzle, if the computer (not/help) him.

7. He (buy) her all the domestic appliances, if they (save) her

time and effort.

8. The cooker .. (burn) the cake, if you (not/pay) attention.

9. Oscar (not/can) book that trip, if he . (not/get) a visa card.

10. If you .. (design) a web page for your business, it (prosper).

B. Complete the following sentences, according to the rules for the formation of IF CLAUSES,

TYPE 2.

1. If I (catch) such a cheap laptop, I . (not/think) twice about buying

it.

2. Vincent ...(choose) our school, if it (not/be) so far from his

house.

3. If they .. (come) to talk with the board, we ..(reach) an

agreement.

4. If the blender .(cost) more than 50, I (not/buy) it.

5. If my children (drink) home-made juice, I (get) them a liquidiser.

6. Bob (share) the housework with his wife, if he .(can) clean

everything with the vacuum cleaner.

7. Bruce .(feel) completely desperate, if he (have) to work in his

old office again.

8. If it ..(not/be) for telecommuting, Phyllis . (grow) professionally.

9. Students ..(learn) better, if they (do) more research work.

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10. If my mobile phone ..(not/wake) me up every morning, I .

(always/miss) the school bus.

C. Fill in the gaps, by putting the verbs in brackets in the right tense.

1. I will feed their pets while they are on holiday, if they (ask) me to.

2. If Vivien ..(need) a lift to the airport, I will drive her.3. If my boss allowed me to work from home, I . (take) the opportunity.

4. We (lead) better lives, if we used technology more wisely.

5. Eric will lose that chess game, if he ..(not/pay) attention to the computer

moves.

6. If the book is by his favourite author, he .(read) it.

7. If Kevin (can) ride a bicycle, he would save a lot of money.

8. I (not/see) so well, if I did not wear contact lenses.9. If Arthur .(not/sleep) enough, he will not work properly.

10. If you (not/tell) him about A.I., he wouldnt ask his parents for a robot like

Teddy.