用括号内所给动词的适当形式填空.It _____heavily outside.You must stay at home(rain) 是raining吗?

问题描述:

用括号内所给动词的适当形式填空.It _____heavily outside.You must stay at home(rain) 是raining吗?

is raining

is raining
正在下,用现在进行时

is raining.句中缺谓语,所以用完整的现在进行时.!