1.Where's my English book?-----it's in your bag or it------i

1.Where's my English book?_____it's in your bag or it______in your desk.
A.Maybe;maybe B.Maybe;maybe C.May be;maybe D.may be;may be
2._____him out!Idon't like him.(keep)
3.Why not 与 why don't you 的用法.各造一句子.
原因写下,