You don't need to describe her, I ___ her serveral times.
| A．had met | B．have met | C．met | D．meet |
The little child didn’t understand the ____ question so there was a ____ expression on his face.
| A．puzzling, puzzled | B．puzzle, puzzled |
| C．Puzzling, puzzling | D．puzzled, puzzling |
Robert is interested in ________ astronomy and he wishes he could make a trip into ________ space one day.
| A．the; the | B．an; the | C．an; / | D．/; / |
----Would you permit me ______ here?
---- Sorry. We don’t permit ______ here in the reading room.
A. smoking, smoking B to smoke, to smoke
C. smoking, to smoke D. to smoke; smoking
Mary did do some bad things about me, but I have ______ her for that.
| A．regretted | B．freed | C．relaxed | D．forgiven |
Please go _____ the ship quickly. There is only 10minutes left.
| A．abroad | B．border | C．aboard | D．broad |