Attention, please. Sorry to tell you the flight has to be ______because of the heavy snow.
A. put away B.put up C. put off D. put on
Do you know Nelson Mandela, _______ was the first black president of South Africa.
A. which B.that C. who D. whose
What ______you do if you _______ in Grade 7 now?
A. could, are B. would, are C. could, was D. would, were
Mr. Black would rather __________than _________on Christmas eve because of the crazy spray snow fight everywhere.
A.stay at home, to go out B. stay at home, go out
C. to stay at home, go out D. to stay at home, to go out
This CD _______ belong to Bill. It has his name on it.
A. mustn’t B. might C. can’t D. must
--- How long can students ______the book?
--- For about a month.
A. lend B. keep C. borrow D. return
