| 21.9 had better表示"最好" | ||
| ? | had better 相當于一個助動詞，它只有一種形式，它后面要跟動詞原形。 had better do sth had better not do sth It is pretty cold. You'd better put on my coat. She'd better not play with the dog. had better have done sth表示與事實相反的結(jié)果，意為 "本來最好"。 You had better have come earlier. |
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