A. in turn B. in particular C. in return D. in peace

4. on sale

讲：该词组的义项有"出售; 减价"。

例: Our products are on sale at any supermarket. 我们的产品各超级市场都在出售。

The supermarket has pork on sale today. 那家超市今天的猪肉特价。

链接·提示

(1)for sale (尤指个人的)出售; 待售The hotel is up for sale. 那家旅馆要出售。

(2)not for sale(告示)非卖品

-I hear some winter clothes are_________. -Why not go and buy one?

　　　A. on sale B. for sale C. sale D. in sale

句型

1. there be(no)need to do sth.

讲:注意观察下面教材原句:

But there is no need to worry if you have never skied before. 如果你从前没滑过雪，不必担心。

need用作名词，作"需要; 必须"讲时，可以用于need for sth. 或need for sb. /sth. to do sth. 结构中，构成"There is(no)need(for sb. )to do sth. (没)有必要做某事"或"sb. have(no)need to do sth. 某人(没)有必要做某事"。

例: There is an urgent need for qualified teachers. 迫切需要合格教师。

There is no need for you to get up early tomorrow. 你每天不必早起。

链接·提示

(1)在there is no need(for sb. )to do sth. 中，动词不定式短语(for sb. )to do sth. 用作后置定语，不可用动名词。

(2)在It's no need/no use/no good doing sth. 中，动名词短语用作主语，不可用动词不定式。

(3)be in need of需要 The house is in need of a thorough clean. 这房子需要来个大扫除。

(1)They say is no need to worry if you have never sung before.

A. it B. there C. that D. what

(2)When the Chinese international rescuers arrived in Pakistan, they found the people suffering from the earthquake_______food and water supplies.