新概念一直被视为英语学习的经典教材，新概念英语第二册课文对原有教学法进行调整，更利于学生加强交际能力。每课书相对独立，利于同学们自学。为了让同学们能够更加全面完善的学习新概念英语，新东方在线英语组老师将帮助同学们一起总结知识点~

词汇学习 Word study

1.let

let 一般作及物动词，主要含义是“允许”、“让”，后面可以跟不同的小品词，有时意义变化不大，有时则变化较大。

(1)let in的含义之一是“允许进来”：

The woman who let me in had a baby in her arms.

开门让我进来的那位妇女抱着一个孩子。

(2)let out的含义之一是“放走”、“释放”、“放出去”：Youshouldn't have let the thief out.

你不该把小偷放走。

Every evening they let the dog out.

他们每天傍晚把狗放出去。

(3)let off可以表示“放过”、“饶过”、“宽恕”、“对……从轻处理”：

I think we shall let him off this time.

我想这次我们饶了他。

The thief never dreamt that the police would let him off.

小偷从未想到警察会对他从轻处理。

(4)let down可以表示“使……失望”或“(在紧要关头)抛弃”等：

They need your help. Don't let them down.

他们需要你的帮助。别让他们失望。

He failed in the exam again and his parents felt let down.

他考试又没及格，他父母觉得很失望。

2.agree 与 accept

(1)agree(vi.) 的主要含义是“同意(计划、建议等)”，常与to和with连用：

I agree with you.

我同意你的意见。

They invited me to their wedding and I've agreed to go.

他们邀请我参加他们的婚礼，我已同意参加。

(2)accept主要作及物动词，表示“接受”、“收受”等：

She offered me some of her children's clothes and I accepted them.

她给了我一些她孩子们的衣服，我接受了。

(3)当 accept 表示“同意”、“接受”时，其含义与agree有相似之处，但用法不同：

I don't accept your opinion/ agree with your opinion.

我不同意你的观点。

3.dress 与dress up

(1)dress (vt., vi.)表示“穿衣”、“打扮”：

He did not like the way she was dressed.

他不喜欢她的那副打扮。

She returned to the shop the following morning dressed in a fur coat.

第二天上午，她又来到这家商店，穿了一件裘皮大衣。

Tom has nearly learned how to dress/ dress himself now.

汤姆现在已差不多学会如何穿衣了。

(2)dress up表示“穿上盛装”、“精心打扮”、“装扮(成……)”等：Is everyone required to dress up forthis party?

这个晚会要求大家都穿礼服吗?

He dressed up as Father Christmas.

他装扮成圣诞老人。

练习答案 Key to written exercises

1.关键句型练习答案

C 1 should (or ought to) come

2 had to do

3 should (or ought to) have come

4 should (or ought to) have asked

5 had to explain

2.难点练习答案

1 accepted…off 2 dress up…down

3.多项选择题答案

1 a 2d 3b 4b 5c 6a

7 a 8 d 9 c 10 c 11b 12 d

最后祝同学们学习顺利，取得好成绩。还在等什么，快来新东方在线学习吧~

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