答案：C at Christmas在圣诞节期间

on Christmas eve 在圣诞前夜

on Christmas Day 在圣诞当天

2.blow up 给......充气，给......打气

He is blowing up his tire. 他正在给轮胎打气。

拓展 :

blow up 还有"爆炸""起，发生""发脾气""严厉责备某人""夸大"之意。

The man was killed when the barrel of gun powder blew up.

当火药桶爆炸时，那名男子被炸死了。

A hurricane is blowing up.

飓风来了。

I am sorry I blew up at you.

很抱歉，我对你发脾气。

He blew her up for her carelessness.

他斥责她因她的粗心。

His influence was greatly blown up by the media.

媒体夸大了他的影响。

运用： 选择填空

The police station was _____by the terrorists.

A. blow up B. blown up C. blown down D. burnt down

答案：B blow up 有"爆炸"的意思。

3.carry on 继续，坚持，经营

carry on doing sth 相当于 go on doing sth

They carried on doing the work as if nothing had happened.

他们继续在工作，好像什么都没有发生。

拓展:

(1) carry on with 继续

(2) carry away 搬走，冲走，使失去理智成自制力

(3) carry out 实施，履行，完成，后常加plan, promise, order

(4) carry about /around 随身携带

运用: 选择填空

(1)--It's a good plan, but who's going to___ it?

---Tom, I think.

A. carry out B. go on C. take on D. get through

答案： A carry out 实施，履行，完成，后常加plan, promise, order等。

(2)They __doing the work despite the noise.

A. went on with B. carried on

C. came on D. set out

答案：B carry on doing sth 继续做某事。

4. put up

1) 建造

We put up a house by the river.

我们在河边建造了一间房子。