Look at the _____!It's_____heavily now.A.rian;rains B.rain;raining C.rains;rainy D.rain;rains

问题描述:

Look at the _____!It's_____heavily now.A.rian;rains B.rain;raining C.rains;rainy D.rain;rains

B.rain;raining
与不可数,所以不加S
now现在进行时,所以rainning