—Is Jack on duty today?
—It________ be him. It’s his turn tomorrow.
| A．mustn’t | B．won’t | C．can’t | D．needn’t |
．—Isn't it a surprise that I happened to meet Francis Mafhews at the Christmas party last week?
—If my memory serves me correctly, you ____ each other for exactly two years．
| A．hadn't seen | B．haven't seen | C．didn't see | D．don't see． |
—What do you think of the blind man?
—I've never seen a man with_________sense of touch．
| A．the better | B．a better | C．a good | D．the best |
I was told that ____ 10:15 flight would take us to Shanghai in time to reach _____ Fudan University．
| A．the;/ | B．the; a | C．a; the | D．/;the |
—You shouldn't have taken pictures before the carved stones．
—_________.
| A．Pardon me | B．Yes, I will |
| C．Never mind | D．Don't mention it |
.It snowed very heavily . I couldn’t choose butin the house.
| A．stay | B．to stay | C．staying | D．stayed |