—Hi, Jack, there is ________ useful book on the desk. Whose book is it?— It belongs to my brother.A. a B. an C. the
the great teacher Zhang Lili was in hospital, many people hoped she would get better soon.
The girl devoted all her time she had _____ poor children.
The engineer was _______arrest _______murder.
It’s raining hard. We have to stay at home __________ going fishing.
—Look! That man looks like Mr Green.—It can’t be him. He _________ to America.