中考英语常考词组辨析

　　① It happened two days ago.这件事发生在两天以前。

　　② I met him a few minutes ago.我在几分钟以前碰到他。

　　Ⅱ. before adv, prep & conj “……以前”指从那时起若干时间以前。通常与完成时、过去时等连用。还可用作前置词或连接词表时间，而ago则不能这样用。

　　① He said that he had seen her two days before.他说他两天前见到过她。(表从她说话那时起两天前)

　　② I had been fine the day before.(那天)前一天的天气很好。

　　③ I’ve seen that film before.

　　④ I never met him before.

　　中考英语常考词组辨析：afraid/fear/frightened

　　Ⅰ. afraid “害怕”是形容词，只能作表语，而不能作定语，后接of 短语或不定式，构成be afraid of sb. 和be afraid to do sth

　　① She is afraid of a snake. 她害怕蛇。

　　② The little girl is afraid to go out at night.

　　afraid +that clause “恐怕”，是婉转拒绝别人的一种表达方式。如：

　　① I’m afraid (that) I can’t go to the party. My brother is sick. 恐怕我不能去参加聚会了。我弟弟病了。

　　Ⅱ. fear “害怕”是动词，与be afraid 往往通用，但不如它常用(特别是在口语中)。如：

　　① We fear no difficulty.我们不怕困难。

　　② He feared to speak his mind.他不敢说出自己的想法。

　　③ Fearing that he would catch cold, I went out to see him.因为怕他会受凉，我走去看他。

　　Ⅲ. frightened adj “受惊吓的、害怕的”可做表语，也可作定语。如：

　　① She is too frightened to move.她太害怕了不能动弹。

　　② A frightened girl is crying. 一个受惊的女孩正在哭。

　　中考英语常考词组辨析：after/behind

　　Ⅰ. after “在……(时间)之后”;

　　“在……(地点)之后”，指次序。如：

　　① He came after ten o’clock. 他十点以后来的。

　　② Two days after his arrival, I called on him. 在他到达两天以后，我拜访了他。

　　③ ‘Against’ comes after ‘again’ in this cictionary.在这本字典中‘against’ 排在‘again’ 之后。

　　Ⅱ. behind 表地点时意为：在……后面、着重指位置的前后。偶尔也指时间，表按照一定的时刻而迟了的意思。

　　① The garden is behind the house.

　　② He stood behind me.

　　③ The train was behind time. 火车误点了。

　　④ You are two hours behind. 你迟了两个小时。