With temperature ________ so rapidly,we could not go with the experiment. [ ]A. fallB. fallingC. fal

题目简介

With temperature ________ so rapidly,we could not go with the experiment. [ ]A. fallB. fallingC. fal

题目详情

With temperature ________ so rapidly,we could not go with the experiment.
[      ]
A. fall  
B. falling
C. fallen  
D. to fall
题型:单选题难度:中档来源:模拟题

答案

B

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