The teacher asked Ben ____________ a difficult question in class.
A. answer B. answering C. to answer D. answered
The sick boy ____________ to hospital by the police yesterday.
A. is taken B. was taken C. takes D. took
She ____________ as an animal trainer since 2003.
A. has worked B. works C. will work D. worked
If I find his phone number，I ____________ you.
A. tell B. told C. will tell D. have told
They ____________ her to the party，so she was very happy.
A. invite B. invited C. will invite D. are inviting
—____________you swim? —Yes，but I’m not a good swimmer.
A. Can B. May C. Need D. Must
