had better (not) do sth. 最好(別)做某事

had better為情態(tài)動(dòng)詞，其后需用動(dòng)詞原形。had better常用縮寫(xiě)，變成’d better，其否定形式是在其后直接加not。

例如：We had better go now. = We’d better go now. 我們最好現(xiàn)在走吧。

You’d better not go out because it is windy. 今天刮風(fēng)，你最好別出去了。

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