她正在做什么?如何表达:A.What is he doing ?B.What is she doing?
Is there a in the park? A. housesB. grass C. river
There a forest in the nature park. A. IsB. areC. be
My bedroom has air-conditioner A. aB. anC. The
---is the trash bin? ---It's near the table. A. WhatB. WhoC. Where
There blue curtains. A. areB. isC. am