英語(yǔ)四級(jí)語(yǔ)法備戰(zhàn)-虛擬語(yǔ)氣大總結(jié)

四、在現(xiàn)在時(shí)態(tài)句里，用情態(tài)動(dòng)詞(Modal Verb)的過(guò)去時(shí)態(tài)

　　(could,might,should,would)表示說(shuō)話(huà)人的謙虛、客氣、有禮、委婉等：

1. Would you be kind enough to show me the way to the post office.

　　(情態(tài)動(dòng)詞 would,表示客氣有禮)

2. It would be better for you not to stay up too late.(表示委婉)