__________him not to do so, he wouldn’t have made such a serious mistake.
A. Did I persuade B. If I persuade
C. If I should persuade D. Had I persuaded
— But for your timely warning, we _____ into great trouble.
— Well, you know we’re friends.
A. would get B. must have got
C. would have got D. can’t have got
It was playing video games that took the boy too much time that
he have spent learning．
A．could B． must
C． might D． ought to
Tom’s score on the test is the highest in the class. He _____.
A. should study last night
B. should have studied last night
C. must have studied last night
D. must study last night
—Real Madrid is sure to win the match !
—It’ s hard to say . You know, anything ________ happen even in the last minute.
A. need B. must
C. should D. can
The doctor recommended that you ____________ swim after eating a large meal.
A. wouldn’t B. couldn’t
C. needn’t D. shouldn’t
