Dark clouds are a sign of rain.——这句话正确吗?为什么前面用“are”后面仍用“a si
Dark clouds are a sign of rain.——这句话正确吗?为什么前面用“are”后面仍用“a si
black c______ are a sign of rain
It __ rain for there are no dark clouds in the skies.A.would
Look!There are a lot of dark clouds in the sky,it's l—— to r
— Look! Black clouds are gathering.— Yes. A heavy rain is __
a lot of rain前面用there's还是there are
there are a large number of.为什么用ARE后面不是A吗
“it’s going to rain soon.” “__” “there are a lot of clouds i
There are a lot of clouds in the sky. it's going to rain.(……
There are a lot of black clouds.It m_______ rain soon
There are many clouds coming.It______ rain soon.A will
a couple of 为什么用there are,前面不是有a吗