They said at last that they _______ better start out at onceA.had had B.had C.had been D.was 是哪一个为什么？
问题描述：
They said at last that they _______ better start out at once
A.had had B.had C.had been D.was 是哪一个为什么？
答
had had better 最好，只好
答
had
答
had had better表示"最好" had better 相当于一个助动词,它只有一种形式,它后面要跟动词原形.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 ...
答
would better