---I went to the beach and got plenty of rest.
--- _____ You looked tired last time I saw you.
| A．I had hoped so. | B．Really? |
| C．I m glad you did. | D．That sounds a good idea. |
Mr.Bush is on time for everything.How ________ it be that he was late for the opening ceremony.
| A．can | B．should | C．may | D．must |
—Are you coming to Jeff's party?
—I'm not sure.I ________ go to the concert instead.
| A．must | B．would | C．should | D．might |
—Could I borrow your dictionary?
—Yes，of course you ________.
| A．could | B．will | C．can | D．might |
—Must I go there right now?
—No，you ________.You ________ go there before supper.
| A．mustn't；need | B．needn't；may |
| C．can't；need | D．won't；can |
I was really anxious about you.You ________ home without a word.
| A．mustn't leave | B．shouldn't have left |
| C．couldn't have left | D．needn't leave |