Practice 1

1、appoint  vt.任命；约定

She’s been appointed to the post of sales director.

2、delay  vt.&vi.&n.耽搁；拖延；延迟的时间

They delay ed publishing the report until after the election.

3、shift  vt.&vi.&n.移动；转动；改变；转换；轮班

I shifted into top gear.

4、cancel  vt.取消；删除

The match had to be cancelled owing to the bad weather.

5、join  vt. 加入；连接

Will you join me for a drink?

6、contain  vt.容纳；包含；抑制

Doctors are struggling to contain the disease.

7、transplant  vt.&n.移栽；移植；迁移；移植（手术）；移植的器官

The surgeon has done several heart transplants.

8、event  n.事件；比赛的项目

The next event will be the 100metros race.

9、store  n.&vi.&vt.商店；储存；仓库；存储；储备

Why don’t you tell him instead of storing up hatred against him?

10、various  a.各种各样的；多方面的

For various reason I’d prefer not to meet him.

11、liberal  a.开明的；自由的

The church has become more liberal in this century.

12、optional  a.可以任选的；非强制的

The car radio is an optional extra.

13、last  a.&ad.&vi.刚过去的；最后的；上一次；最后；持续；维持

This food will only last three days.

14、significant  a.有异议的；重要的；重大的

There is a significant improvement in the company’s safety record.

15、alike  a.&ad.相同的；想象的（指用作表语）；同样的

There is a training course for employed and unemployed alike.

Practice2

1、 appreciate  vt.感激；欣赏；领会

I’d appreciate it if you would turn the radio down.

2、 secure  a.&vt.安全的；放心的；获得；保卫

Extra men are needed to secure the camp against attack.

3、 disturb  vt.扰乱；妨碍；使不安

A light wind disturbed the surface of the water.

4、 confuse  vt.使混乱；混淆

I’m always confusing John with Paul.

5、 earn  vt.赚的；获得

He earned a lot of praise from the p

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