：\"should + 動(dòng)詞原形\"表示建議(suggest)、堅(jiān)持(insist)等虛擬語氣：

* suggest (建議), recommend (推薦), advise (勸告), propose (建議)

*　insist (堅(jiān)持), consent (允諾)

* decide (決定), order (命令)

* request (要求), demand (要求), desire (期望), ask (要求)

* maintain (主張), urge (催促)

1.　I suggest that we (should 可省略,下同) start the meeting at once.

　　　(suggest, should + start) (表示建議立即開會(huì))

2.　The doctor suggested that he (should ) try to lose his weight.

　　　 (suggested, should + try) (表示建議你應(yīng)該減肥喔)

3. He insisted that all of us (should) be there on time by any mains.

(insisted, should + be) (表示堅(jiān)持,無論如何都要準(zhǔn)時(shí)到那兒。你再講也沒用哩！)

4. He insisted that we (should) tell him the news.

　　　 (insisted, should + tell) (表示非要你告訴他不可)

5. He ordered that the students (should) wash the clothes every week by

themselves.

　　　 (ordered, should + wash) (表示命令學(xué)生們每周自己洗衣服)
來源:可可英語 http://www.ccdyzl.cn/cet4/200904/66085.shtml