that從句:
　　wish, would rather (sooner), had better:
　　I wish I were as strong as you.
　　I wish I had paid more attention to our pronunciation.
　　I wish I remembered the address
　　I would rather they came tomorrow (you had gone there too).
　　I had rather (that) you told him than I did.
　　suggest, order, demand, propose, command, request, desire, insist 等動詞后的賓語從句:
　　The commander ordered that all civilians (should) be evacuated.
　　He asked that he be given an opportunity to try.
　　She urged that he write and accept the post.
　　it is desired, it is suggested, it is requested, it was ordered, it was proposed, it is necessary, it is important, it has been decided 等結構后的主語從句中.
　　It was arranged that they leave the following week
　　It will be better that we meet some other time.
　　suggestion, motion, proposal, order, recommendations, plan, idea等后面的表語從句和同位語從句:
　　His sole requirement is (was) that thy system be adjusted.
　　在某些句型中
　　it is time that
　　It is time that we went (或should go) to bed.
　　It is high time we (should) put an end to this controversy.
　　as if (though) 引起的從句:
　　They talked (are talking) as if they had been friends for years.
　　It seems as if it was (were) spring today.
　　He acts (acted) as if (though) he were (was) an expert.
　　以lest, for fear that 和 in case 引起的從句(這時謂語多用 should +動詞原形):
　　He took his raincoat with him lest it should rain.
　　He put his coat over the child for fear that (或lest) he should catch cold.
　　I’ll keep a seat for you in case you should need it.
　　以whatever, whoever, no matter what這類代詞或詞組引起的從句(這時, 謂語多用may加動詞原形構成):
　　Whatever defects he may have, he is an honest man.
　　Come what may, we will go ahead. 不管發生什么情況, 我們都要干下去.
　　I accept that he is old and frail; be that as it may, he’s still a good politician.
　　我承認他年老體衰, 然而盡管如此, 它仍是優秀的政治家.