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Sưu tm và thit k bi Phm Vit Vũ - 57 –

It will possibly rain tomorrow

Maybe it will rain tomorrow.

Chú ý maybe là s kt hp c a c may và be nhưng nó là mt t và không phi là tr

ñng t. Nó là mt phó t, có nghĩa như perhap (có l-)

14.3 Cách s dng Should:

(1) ð di'n ñt mt li khuyên, s gi ý, s bt buc (nhưng không mnh).

He should study tonight.

One should do exercise daily.

You should go on a diet.

She should see a doctor about her pain.

(2) Di'n ñt ngưi nói mong mun ñiu gì s- xy ra. (Expectation)

It should rain tomorrow. (I expect it to rain tomorrow)

My check should arrive next week. (I expect it to arrive next week)

Các cm t had better, ought to, be supposed to ñu có nghĩa tương ñương và cách dùng

tương t vi should trong c hai trưng hp trên (vi ñiu kin ñng t be trong be

supposed to phi chia thi hin ti).

John ought to study tonight.

John is supposed to study tonight.

John had better study tonight.

14.4 Cách s dng Must

(1) có nghĩa “phi”: mang nghĩa hoàn toàn bt buc (mnh hơn should). Vi should

(nên), nhân vt có th la chn có thc hin hành ñng hay không nhưng vi must (phi),

h không có quyn la chn.

George must call his insurance agent today.

A car must have gasoline to run.

A pharmacist must keep a record of the prescripton that are filled.

(Dưc s1 phi gi li bn sao ñơn thuc ñã ñưc bác s1 kê - khi bán thuc cho bnh

nhân)

An attorney must pass an examination before practicing law.

(Lut sư phi qua mt kỳ kim tra trưc khi hành ngh)

(2) có nghĩa “h.n là”, “chc ñã”: ch mt kt lun logic da trên nhng hin tưng ñã xy

ra.

John's lights are out. He must be asleep.

(ðèn phòng John ñã tt. Anh ta chc ñã ng )

The grass is wet. It must be raining.

Trưng ði Hc Kinh T ðà Nng

Downloaded by Nhung H?ng (knhung012@gmail.com)

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