should,would,could,must,might,may,can答:问句 肯定回答 否定回答 Need you…? Yes, I must. No,I needn't Must you…? /don't have to. 典型例题 1)---Could I borrow your dictionary? ---Yes, of course, you___. A. might B. will C. can D. should 答案C.could表示委婉的语气,并不为时态。答语中of course,表示肯定的语气,允...