_______ in a white uniform, he looks more like a cook than a doctor.
A Dressed
B. To dress
C. Dressing
D. Having dressed
—I bought this shirt for 35 yuan yesterday.
—It’s on sale today for only 29. You should have waited.
—Oh, really? But how ________ I know?
A.would | B.can | C.did | D.do |
How can I ever concentrate if you ________ continually ________ me with silly questions?
A.have…interrupted | B.had interrupted | C.are…interrupting | D.were…interrupting |
—Excuse me, sir. Would you do me a favor?
—Of course. What is it?
—I ________ if you could tell me how to fill out this form.
A.had wondered | B.was wondering | C.would wonder | D.did wonder |
—Which flight ________ ? —I want to catch the 13:00.
A.you are to catch | B.are you catching | C.do you catch | D.have you caught |
—You must have met him the other day. —Oh, no, I ________ .
A.hadn’t | B.mustn’t | C.haven’t | D.didn’t |