BÀI TẬP TỰ LUẬN TIẾNG ANH LỚP 10 UNIT UNDERSEA WORLD I Choose the correct form of the verbs in brackets: If I had a typewriter, I (type) it myself If I (know) his address, I’d give it to you If he worked more slowly, he (not make) so many mistakes I shouldn’t drink that wine if I (be) you What you (do) if you found a burglar in your house? II Write if sentences I don't know enough about the machine, so I can't mend it myself The wind is blowing hard, so I won't take the boat out for a ride Nick doesn’t find the way because he hasn't got a map Schroeder ignores Lucy so she gets angry at him I can't look the word up because I haven't got a dictionary III Put the verbs in brackets in correct tenses 1/ If I (have) a typewriter, I could type it myself 3/ You could make much progress if you (attend) class regularly 4/ If I (know) his telephone number, I would give it to you 6/ If he (study) harder, he can pass an exam 7/ She may be late if she (not hurry) 8/ Tell him to ring me if you (see) him 10/ What (you do) if you got fat ? VI Supply the correct verb tense 1/ If you are kind to me, I (be) _ good to you 2/ He (come) _ if you waited 3/ If you (ring) _ the bell, the servant would come 5/ If it (not, rain) _ a lot, the rice crop wouln’t grow 6/ If today (be) _ Sunday, we wouldn’t have to work 8/ We lost the match If you (play) _ for us, we (win) _ 10/ They would not be paid unless they (do) _ their work well 12/ If I became very rich, I (build ) _ a hospital for the poor 13/ If he (give) _ up smoking, as his doctor orders, he will be soon well again 16/ You would have to stay in bed unless your health (improve) _ 17/ If I (have) a typewriter, I could type it myself 19/ You could make much progress if you (attend) class regularly 20/ If I (know) his telephone number, I would give it to you 22/ If he (study) harder, he can pass an exam 23/ She may be late if she (not hurry) 26/ What (you do) if you got fat ? V Use “if” in place of “unless” 1/ We won’t go out unless it stops raining - 2/ I will call the police unless you give back my bicycle - 3/ You wouldn’t be able to this exercise unless your English were good - 4/ Unless we had enough rain, we couldn’t grow rice - 6/ I wouldn’t buy it unless I could afford it - 7/ I would refuse to go unless they paid my expenses - 8/ I don’t agree with his economic policy I wouldn’t vote for him unless he changed it 10/ You might not have a terrible toothache unless you went to the dentist regularly