当你看见远处有一件夹克衫时,你会说:A. What’s a jacket. B. That’s a jacket. C. This is a jacket.
It’s cold ____ Beijing. A. onB. isC. in
It’s 9:45.It’s time ____ music class. A .to B. for C. of
--Do you have a library?--____________. A.Yes, it is.B. Yes, we do.C. No, it isn’t.
My classroom is on the _______floor. A. firstB. oneC. two
That is________classroom. A. meB. my C.I