Those countries were once worried that -考呗网题库移动版

单选题
Those countries were once worried that they would not have adequate supplies of petroleum.

A．effective
B．efficient
C．potential
D．sufficient

参考答案D

解析:
本题是对形容词的考查。题干：那些国家一度担心他们没有足够的汽油供给。题干划线词adequate意为“足够的”。effective意为“有效的”，efficient意为“有效率的”，
potential意为“潜在的”，sufficient意为“足够的，充足的”，所以正确答案为D。

单选题
He has a very good personality and makes a lot of friends.

A．capacity
B．character
C．reality
D．attitude

单选题
The construction of the railway is said to have been terminated.

A．resumed
B．put an end to
C．suspended
D．scheduled

单选题
Why can't you stop your eternal complaining?

A．everlasting
B．long
C．temporary
D．boring