rain的三种用法英语rain,有三种.rains,raining,rainy

ain的三种用法：
I.n.
1.雨,雨水[U]
Do you get much rain?
你们那儿雨水多吗?
2.降雨,一场雨[C]
3.(雨点般的)落下;(下雨般的)一阵[S][(+of)]
A rain of abuse has been heaped upon him.
他遭到好一顿咒骂.
4.雨季[the P][K]
II.vi.
1.下雨,降雨
I think it's going to rain.
我想快要下雨了.
2.如雨般落下;雨水般地淌下[Q]
III.vt.
1.使如雨下[O]
2.大量地给[O]
He rained gifts on his future bride.
他给未来的新娘大批礼物.