根据下列句子的意思及中文提示，写出各空缺处各单词的正确形式。
Please _____（给）me a piece of cake.
How_____（大）it is raining.  Let’s wait until it stops.
He spent too much time _____（看）newspaper last night.
This is not my CD player. It's_________(她的).
There are________(五十 )students in my class.
Mike's schoolbag is_______(在……下面)the tree.
It even snowed here in________(三月 )this year.
Jim is good at sports. He________(跑) fastest in his class.
My uncle is________(忙)planting trees near the river.
I'm going to the post office. Will you________(借出)me your bike?