4. 如果主句中含有 would rather, would as soon, would sooner 或 would prefer ,则从句要用过去时表示当时或将来的情况,用过去完成时表示过去的情况,表达希望或婉转的责备。如:
I would prefer he worked hard.
我倒希望他能够努力学习。
I would just as soon you had returned the book yesterday.
我真希望你昨天把这本书还了。
5. 在 Its (high/ about) time + that 从句中, that 从句的谓语动词要用虚拟语气,表示是该的时候了,其形式为一般过去时或 should + 动词原形,但 should 不能省略。如:
Its time that we began our meeting.
是该开会的时候了。
It is high time that we should tell him the truth.
是我们该告诉他真相的时候了。
6. 在表示建议、命令、要求、坚持( suggest , order , demand , propose , request , command , insist )等相关的名词性从句中,谓语动词要用虚拟语气 (should) + 动词原形。如:
The order that we should reach the small village before daybreak came just now.
要求我们在天亮之前赶到小村庄的命令刚刚下达。(同位语从句)
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