Professor Smith, many students want to see you. __________ they wait here or outside?

A. Do       B. Shall       C. Will       D. Would

 It was playing computer games that cost the boy a lot of time that he __________ doing his lessons.

A. might have spent             B. ought to have spent

C. must have spent                  D. could have spent

 —Hurry up, Michael! It’s ten to three.

—Goodness me! The class_______. I’ll be late again.

A. must begin      B. may begin      C. should have begun       D. must have begun

 The thief ________ in from the kitchen window as the door was closed.

A. may climb                        B. must have climbed

C. could have climbed               D. should have climbed

 On Sundays when I was a child, Father and I _______ get up early and go fishing.

A. could       B. would       C. might       D. should

 He used to teach in that university and I _________ ride past it on my way to work.

A. would       B. could       C. should       D. might

 It is not like Jack to be unfriendly, so he _________ you when you called.

A. can’t have seen                 B. should not have seen

C. must not have seen               D. need not have seen

 —They haven’t finished the work up to now.

—Well, they________.

A. should       B. should have       C. would       D. must have

 —Who is the girl standing over there?

— Well, if you _____ know, her name is Mabel.

A. may       B. can       C. must       D. shall

 — Turn off the TV, Jack. ____ your homework now?

— Mum, just ten more minutes, please.

A. Should you be doing                B. Shouldn’t you be doing

C. Couldn’t you be doing               D. Will you be doing