2. universe n. 宇宙; 世界 universal adj. 全体的; 共同的;普遍的；宇宙的 3. appear v. 出现; 显现; 呈现 appearance n. 出现; 显现; 呈现 外表; 外貌; 外观 【练习】用括号内所提供词的适当形式填空

1) We'll take a voyage of _________. (explore)

2) Columbus discovered America but did not ________ the new continent. (explore)

3） They're making ___________ medical tests. (explore)

4） Television provides _________ entertainment. (universe)

5） There are lots of stars in the ________. (universe)

6） Don't judge by __________ can be misleading. (appear)

7) He promised to be here at four o'clock but didn't _________ until six. (appear)

Keys: 1) exploration 2) explore 3) exploratory 4) universal

5) universe 6) appearances 7) appear Ⅲ 重点词汇 （旨在提供综合运用所需材料）

1. sum n. 金额; 款项; 总数; 总和

[典例]

1). He was fined the sum of 200. 他被处以200英镑罚金。

2). The sum of 5 and 3 is 8. 5加3的和是8。

[重点用法]

in sum简言之; 总而言之

sum sb/sth up形成对某人[某事物]的看法

[练习] 中译英

1). 总之, 计划告吹了。

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2). 我认为她是个很能干的经理。

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Keys: 1). In sum, the plan failed.

2). I summed her up as a competent manager.

2. advantage n.优点；优势；有利条件

[典例]

1). He has the advantage of a steady job. 他有工作稳定的有利条件。

2). They took full advantage of the hotel's facilities. 他们充分利用旅馆的设备。

[重点用法]

take advantage of 对......加以利用；欺骗

to sb.'s advantage 对某人有利

have /get/win an advantage over （of）胜过；优于

[练习] 中译英

1).协议对我们有利。

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