---What color is it?—It’s _______ orange. It’s orange rulerA. an an B. an 不填 C. 不填,an
—Who is doing the work? —Is ________ Li Ming?
The little girl wants to go home at once(立刻) because she ________ her parents very much.
All of the boys ________ soccer on the playground now.
Look!Sam ________ TV happily on the sofa. A.is watching B.watches C.watched
He has ________ big family.His family ________ eating dinner now.