You ______ see the doctor, Joe. You don’t look very well.
A. must B. shall C. may D. can
Liza ___ well not want to go on the trip --- she hates traveling.
A. will B. can C. must D. may
My MP4 player isn't in my bag. Where ________ I have put it?
A. can B. must C. should D. would
Children under 12 years of age in that country ________ be under adult supervision when in a public library.
A. must B. may C. can D. need
He paid for a seat, when he ______ have entered free.
A. could B. would C. must D. need
Lisa hasn’t lived here for long. She ____ know many people.
A. needn’t B. can’t C. shouldn’t D. didn’t