we had better send for a card .had better 做什么成分

we had better send for a card .had better 做什么成分 We had better send for a doctor.整个句子的句子成分 We ( ) wait for him.A.had not better B.had better notC.had not better to D.had better not to we had better leave now.(改为否定句)怎么改? We had better keep running every day,_____,______? If it is time ,we had better go.的中文翻译 Something is s____with that man .We'd better send him to hospital. We can get our lessons better and we feel better too,when we have had plenty of rest. we ( )go home .It's going to rain.A.would rather B.Had rather C.Would better D.had better had better的用法我遇到一个题目是这样的：-we had better leave soon-yes,we_____．答案是better had.为什么答案不是had或者had better? had better改成反义疑问句用什么?eg.We'd better go home now,_____ we?怎么填? 英汉互译 If we had been given more time,we could have done it better We had better walk there (改为否定句) We _ _ _ _there We can get at our lessons better after we had p_______ of rest We had better hurry ourselves,or we will miss our train. We can get better at our lessons after we have had plenty of rest.怎么又have又had的? had better/would better区别? We had better leave it unsaid.怎么会是被动的?We had better leave it unsaid.be 动词也没有看到,为什么后面是过去分词unsaid呢?