1 Many pure metals have little use because they are too soft, rust too easily, or have some other drawback.

A property

B additive

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C disadvantage

D disparity

参考答案: C

2 A long journey in cold weather is dreadfully tiring.

A unfortunately

B terribly

C noticeably

D predictably

参考答案: B

3 The manchineel tree has smooth, pale brown bark and long, drooping branches.

A spindly

B prickly

C sagging

D blossoming

参考答案: C

4 A drop in the overall price of goods and services may signal a period of deflation.

A A freeze

B A pattern

C A fall

D An interest

参考答案: C

5 The drought destroyed the crops in the Southwest of the United States.

A dry period

B precipitation

C locusts

D temperature extreme

参考答案: A

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