①I wish I knew the answer to the question.
②He wished that he had listened more carefully just now.
③I wish I could fly to the moon one day.
④I’d rather you prepared the dinner now.
⑤The girl would rather she had paid for the book yesterday.
⑥The workers demanded that their wages(should) be increased.
⑦The teacher required that every student (should) have his own idea about the topic.
⑧He gave the advice that we (should) do the work carefully.
⑨His advice is that we (should) read more good books to enrich our mind.
⑩It is important that students (should) attend all the lectures.
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1.由①~③句可知,wish后接宾语从句,从句谓语动词需用虚拟语气。用一般过去时表示与现在相反的情况,用过去完成时表示与过去相反的情况,用“would/could+动词原形”表示与将来相反的情况。
2.④⑤句中,would rather后接宾语从句,从句谓语动词需用虚拟语气。用一般过去时表示现在或将来的愿望,用过去完成时表示过去的愿望。
3.⑥~⑩句的名词性从句中,从句均采用虚拟语气,且从句的谓语动词为should+动词原形,should可以省略。
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