it ----heavily the outing had to be put off.

问题描述:

it ____heavily the outing had to be put off.
为什么答案不能是being raining?正确答案是,raining.
1个回答 分类:英语 2014-10-13

问题解答:

我来补答
eing 后都是过去式词,因为被动词作用.
例子:
The job is being completed.
She is being bullied.
 
 
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