Our success was largely _____ the good cooperation of all team members.
| A．because | B．result from | C．due to | D．thanks to |
How can you possibly miss the news? It _______ on TV all day long.
| A．has been | B．had been |
| C．was | D．will be |
“I suppose you _____ that report yet?” “I finished it yesterday, as a matter of fact.”
| A．didn’t finish | B．haven’t finished |
| C．hadn’t finished | D．wasn’t finishing |
I tried to phone her, but even as I _____ she was leaving the building.
| A．phoned | B．would phone |
| C．had phoned | D．was phoning |
The students _______ busily when Miss Brown went to get a book she _______ in the office.
| A．had written, left | B．were writing, has left |
| C．had written, had left | D．were writing, had left |
I think you must be mistaken about seeing him at the theatre; I’m sure he _____ abroad all week.
| A．is | B．was |
| C．has been | D．had been |