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DONG TUT TIENG ANH

CAU DIEU KIEN
Cau dieu kien la cau trong do hanh dong hay tinh huong diin ta trong menh de chinh cua cau co the bi han che bdi mot hay nhieu dieu kien. Nhiing dieu kien dUdc dien ta bdi nhiing menh de md dau bang “if / unless / whether" hay mot so' cau true khac. Menh de dieu kien co the diing triidc hoac sau menh de chinh.

BA LOAI CAU DIEU KIEN CUBAN 1 . C au d ie u k ien loa i 0 - z e r o c o n d it io n a l
IF + S + V, S + V Dung de noi ve nhiing quy luat thong thiidng, luon co that. Trong triidng hdp nay, “i f ’ co nghia nhii “when hav “every time” ' Vi du: - If we heat water enough, it begins to boil. Neu chung ta dun nildc du nhiet do, no hat dau soi. - W hen it is very cold, we switch on the heating. Trai rat lanh, chung ta bat lo sitdi len.

2 . C au d ieu k ie n lo a i I . ___________
I f + ‘S + V, S + w ilI + \T Cau dieu kien loai I chi nhiing dieu kien co that se xay ra d hien tai hoac tUdng lai (real conditions in present or future). Vi du: - If I find her address, I’ll send her an invitation. Neu toi tim thay dia chi cua cd ay toi se giti cho co ay thiep mcfi.
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THANH HA
- If John has money, he will buy a Ferrari. N eu John co tien, anh ay se mua chiec Ferrari. - If I don’t see him this afternoon, I will phone him in the evening. N eu toi khong gap anh ay chieu nay, toi se goi cho anh ay vdo buoi toi. - If Caroline and Sue prepare the salad, Phil will decorate the house. Neu Caroline vd Sue chuan bi sa-lat, Phil se trang hoang nhd cita. - If Sue cuts the onions for the salad, Caroline will peel the mushrooms. Neu Sue thdi hdnh cho mon sa-lat, Caroline se tach ndm. 3. Cau dieu kien loai II. If + S + V-ed, S+ would / should + V______ Cau dieu kien loai II chi dieu kien khong co that d hien tai hoac tUdng lai (unreal condition in present or future). “be” trong menh de dieu kien luon la “were” cho tat ca cac ngoi so. Theo quy t i c chung “should” dung cho ngoi thti nhat, “w o u ld ’ dung cho ngoi th\i hai va thti ba nhung trong van noi co xu hu'dng dung “would” cho tat ca cac ngoi. V i du: - If I found her address, I would send her an invitation. N eu toi tim thay dia chi cua cd ay tdi se gid cho cd ay thiep mdi. - If I had a lot of money, I wouldn’t stay here.
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DONG TUT TIENG ANH
Neu tdi cd tien toi se khong d day. - If I were you, I would not do this. Neu toi la ban toi se khong lam viec nay. - If I played the lottery, I would have a chance to hit the jackpot. Neu tdi chcti xo so', toi se co cd hoi trung gidi. - If I hit the jackpot, I would be rich. Neu toi trung gidi xo so, toi se giau co. 4. Cau dieu kien loai III. If + S + Pn, S+ would + PI ________ T Cau dieu kien loai III chi dieu kien khong co that d qua khii, gia dinh mot dieu trai ngiidc vdi thiic te xay ra (unreal condition in the past). Vi du: - If I had found her address, I would have sent her an invitation. Neu toi tim thay dia chi cua cd ay, tdi dd giti thiep mdi cho cd ay. - If I hadn’t studied, I wouldn’t have passed m y exams. Neu tdi khong hoc, tdi se khong vitdt qua diidc k i thi. - If our team had won the match, they would have moved up in the league. N eu ddi cua chung tdi chien thang, ho se chuyen thanh lien doan. - If John had had the money, he would have bought a car. Neu John cd tien, anh ay dd mua o td. - Their motivation would have improved if they had kicked a goal during the first half.
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THANH HA
Hitng thu cua ho se tang len, neu ho dd vdo gon trong hiep mot.

CAC DANG KHAC CUA CAU DIEU KIEN
1. Trong cau dieu kien loai I, tuy theo tinh huong, co the sfr dung cac thi khac nhau. Vi du: - If you came late, we cannot go out. N eu anh den muon, chung ta se khong the di chcti ditdc. - If you’ve finished, then w e’ll start Neu ban dd xong, chung ta se bat dau. - If their lights are on, the W ilsons are home from their vacation. N eu den sang, gia dinh nhd Wilson dd di nghi ve. - If she wins, she's been practicing in secret. N eu co ay chien thang, co ay dd bi mat tap luyen. - If what I said offended you, I apologize. N eu nhitng g i tdi noi 1dm ton thitctng anh, tdi xin loi. - If you leave before I see you again, have a good time. N eu ban di tritdc khi tdi gap lai ban, thi chuc ban cd thdi gian vui ve nhe. Trong cau dieu kien loai I, nhin chung khong sii dung “should / would / shall / will” trong menh de dieu kien, du y muon d iin dat ve tifdng lai. Vi du: - I shall go to the cinema if he comes. Tdi se di xem phim neu anh ay den. - Y ou ’ll like him if you see him. Ban se thich anh ay neu ban gap anh ay.
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DONG TllT TIENG ANH
- I’ll tomorrow. visit my grandparents if I have t*me

Tdi se di thdm ong ba tdi neu tdi cd thdi gian vdo ngay mai. Tuy nhien co the sii dung nhiing tii nay khi muon dien dat y nghia rieng nao do: - “Should do” trong menh de dieu kien cho thay
ngUdi noi khong chac chan lam ve kha nang co the trd thanh hien thuc cua dieu kien. Dong tii trong menh de chinh d hinh thiic nguyen mau neu nhu thi hien tai d J cn dUdc dung trong menh de dieu kien.

Vi du:
- If he should call me this evening, I can go out with him.

Neu anh ay goi tdi toi nay, tdi cd the di chcfi vdi anh ay. - If you shoud see him, please give him my message. Neu ban gap anh ta, lam ctn cho tdi gid Icfi nhdn. - If you should refuse to help me, I’ll have to do everything myself. Neu ban tit choi giup dd tdi, tdi se tii lam moi viec. “Will do ” trong menh de dieu kien dien ta sU san
long chu khong phai tUdng lai.

Vi du: - If you’ll wait a minute, I’ll come there with you. Neu ban chd mot chut, toii se den dd cung ban. ■ If you 1 keep secret, I’ll tell you some 1 information. Neu ban giit bi mat, tdi se noi cho ban mot vdi thong tin.

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