题目内容：

1、There are _____ months in the year.December is the _____ one.
A、twelve；twelve B、twelfth；twelve C、twelve；twelfth D、twelfth；twelfth
2、—Must I go clean the classroom now?—No,you _____.
A、can't B、mustn't C、don't have to D、may not
3、I like story very much,_____ Betty isn't interested in it.
A、and B、so C、or D、but
4、She has a pen in of her hands,but what's that in _____ hand?
A、another B、the other C、other D、the others
5、_____ is your new teather?—The one in the white shirt.
A、Whose B、What C、Which D、Whom