—Why are you looking for Mary in a hurry， John?
—The boss is wondering where she _____ and how long she ______ there.
A. has been； has been
B. has gone； has gone
C. has been； has gone
D. has gone； has been
— You won’t mind me _________ some photos here， will you?
— ___________. You can just enjoy them with your eyes， I think.
A. taking； Better not.
B. taking； Of course not
C. to take； Better not
D. to take； Of course not
— Could you tell me how many books I can borrow at a time?
— Sorry， ______ at all . Our compute system has broken down.
A. Not B. Nothing C. None D. No
It’s said that few people _________ to the life without mobile phones. They are addicted to (对……上瘾) mobiles.
A. aren’t used B. used
C. are used D. didn’t use
The lady didn’t know ______ when the house caught fire. Luckily， the police arrived in time.
A. how to do with it B. what to do it
C. what to do D. how to do
Since several years ago， many supermarkets in China have _______ free plastic (塑料的) bags.
A. to stop providing B. to stop to offer
C. stopped to provide D. stopped offering
