---Why does the boss look worried?
---Tom left the company a month ago and his work ________ unfinished ever since.
| A．has been left | B．was left | C．left | D．is leaving |
The villagers collected money to set up a monumentthose who died in the war.
| A．in charge of | B．in place of |
| C．in need of | D．in memory of |
The new station being built for the next Asian Games will bethe present one.
| A．as three times big as | B．three times as big as |
| C．as big as three times | D．as big three times as |
The ________ expression on her face suggested that she _________ the _________ physics problem.
| A．puzzling；was puzzled by；puzzled |
| B．puzzling；be puzzled over；puzzled |
| C．puzzled；be puzzled by；puzzling |
| D．puzzled；was puzzling over；puzzling |
The boss has ______ difficulty in finding a man to take the place of ____ manager.
| A．a; the | B．/; the | C．the; / | D．/; / |
— How about dinner tonight? It’s on me.
— ______.
| A．You are welcome | B．Oh, I’d like to |
| C．Well, I’m afraid so | D．That’s all right |