No matter how frequently ________, the works of Beethoven still attract people all over the world.
| A．performed | B．performing | C．to be performed | D．being performed |
．Before the economic crisis came, John had sensed that the firm was to be ruined and he _____ just in time．
| A．pulled up | B．pulled out | C．pulled off | D．pulled down |
．— Why didn’t you tell me the truth that day?
— I _____, but you _____ for Fuzhou when I went to see you．
| A．did; would leave | B．would; have left |
| C．would have; had left | D．had; left |
Although _____ by Xiamen University wasn’t far beyond his dream, he couldn’t afford the tuition．
| A．having being accepted | B．being accepted |
| C．to have been accepted | D．accepted |
．— I’m not good at singing, you know．
— _____．It’s just for fun．
| A．All right | B．No problem | C．Come on | D．Cheer up |
．— Shall we attend the concert this evening?
— Great idea, _____ we can do some shopping first．
| A．if | B．before | C．since | D．when |