He __________ the book for ten years.
—— Who made a phone call to you just now, David? —— I don’t know, but it was a girl’s .
He asked the man outside ________. A. what is he doing. B. for whom he was looking C. how long he has been waiting
Changsha is _______ than any other city in Hunan Province. A. the busiest B. much busier C. busy
— _______ is the plane taking off? —In twenty minutes. A. How far B. How longC. How soon
—May I try this skirt? — Yes, you _____. A. can B. should C. May