Without my glasses, I couldn’t _______ whether that figure on the blackboard was a three or an eight.
| A．make out | B．make up | C．make for | D．make off |
—Would you have told him the answer had it been possible?
—I would have, but I ______so busy then.
| A．had been | B．were | C．was | D．would be |
— It is rather cold here. Shall we light a fire?
— No, we______because things are easy to catch fire.
| A．won’t | B．can’t | C．mustn’t | D．needn’t |
Even though I’d hurt my leg, I______swim back to the river bank.
| A．could | B．might | C．had to | D．was able to |
—Do you think he will do me a favor?
— As far as I know, he is the last one to help others. He______be prepared to give you a hand, though.
| A．might | B．must | C．can | D．should |
Hurry up,Tom.It’s high time we______ to the theater.
| A．will | B．shall | C．are going to | D．went |