1. 当主语为reason 时,表语从句的连接词要用that,不用because,构成句型“the reason (why…) is that….”
The reason why you did not join us seems unbelievable.
2. A is to B what C is to D.
English is to me what fish is to water.
3.在一些表示“建议、劝说、命令”的名词后面的表语从句中,谓语动词用虚拟语气。should+动词原形表示,should可省略。如:
My suggestion is that we (should) start early tomorrow. 我的建议是我们明天一早就出发
4.系动词分类:
一、根据系动词后所跟结构,我们可以把英语系动词分为两大类:
完全系动词(其后只能跟表语的动词,如be, seem)和半系动词(其后既可跟表语作系动词用法,也可跟宾语或状语作实义动词用,如look)
例如:
1)He looked sadly at the boy.(“看着”,实义动词用法)
He looks a clever boy .(“看起来”,系动词用法)
2)He looks at a clever boy.(“看着”,实义动词用法)
在英语中,某一动词是多义词,既有实义动词用法,又有系动词用法。
二、根据系动词的意义,我们把英语系动词分为四类:
A.五大感官系动词 B.状态系动词 C.动态系动词 D.双谓语系动词
【表语从句中的注意事项及系动词分类】相关文章:
★ 英语句子的省略
★ 英语中的代词
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