人教新目标英语八下四单元考点带习题(有答案)考点一 情态动词should与could的用法(1)should的用法should为情态动词,表示劝告、建议,意为“应该”,它和其他情态动词一样,没有人称和数的变化,后接动词原形,其否定形式为shouldn’t。例:Maybe she should say sorry to you.也她应该跟你说声对不起。(2)could的用法情态动词could既是can的过去式,表示过去的,又可以表示谨慎、客气的建议,后接动词原形,其否定形式为couldn’t。例: You could go out and buy her some medicine. 你可以出去给他买些药。考点二 关状语从句的部分考点(1).until引导的时间状语从句until意为“直到;在........之前”。注意until和not.....until在用法上的区别。Until:在带有till或until引导的时间状语从句里,如果主句用肯定式,其含义是“一直到……时”。例:The young man read till the light went out. Let’s wait until the rain stops.(2).so that引导的目的状语从句so that是连词,意为“为的是,以便”,引导目的状语从句。注意so that, in order that和in order to在用法上的区别。 例: Let me take down your telephone number so that I can call you later.让我记下你的号码,为的是以后好打电话给你。(3). although引导的状语从句although的用法意思相当though(尽管,虽然),用来引导让步状语从句。它所引导的从句不能与并列连词but,and, so等连用,但可以和yet, still等词连用。例: Although the book was old, we decided to buy it.尽管这本书很旧,我们还是决定买。考点三 与keep有关的搭配keep on doing 继续做某事 keep sb. doing sth 让某人一直做某事 keep up with 跟上keep sb. from doing sth阻止某人做某事 keep away from避开考点四 perhaps,probably,possibly,maybe辨析⑴perhaps意为“也,可能”,一般指比较小的可能性。例:Perhaps I |