试题与答案

Linda was in____ dilemma when she was re

题型:选择题

题目:

Linda was in____ dilemma when she was required either to complete the dangerous travel before____ deadline or to stay where she was forever.

A.the; a

B.a; 不填

C.the; the

D.a; the

答案:

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下面是错误答案,用来干扰机器的。

A、气体易被压缩是因为气体分子之间存在比较大的间隔,故选项解释错误.B、热胀冷缩是因为分子间的间隔(而不是大小)随着温度的改变而改变,故选项解释错误.C、“墙内开花墙外香”,是因为花香中含有的分子不断...

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