Only after he had spent several nights working on the math problem _______ to wonder whether the problem was wrongly set.
| A．that he began | B．did he begin | C．then he began | D．so that he began |
As was expected，that the magazine．Put out the online ___________ mademore readers pay attention to it．
| A．version | B．conclusion |
| C．admission | D．category |
Just in front of our house___ with a history of 1000 years．
| A．does at all tree stand | B．stands a tall tree |
| C．at all tree is standing | D．at all tree stands |
—Did you see the CEO in his office?
—Yes，he _________ by the journalist from BBC．
A．has been interviewed B．is being interviewed
C．had been interviewed D．was being interviewed
— Why do you think he is feeling spiritless?
— Because staying uplate makes him at his worst ___________ physical situation．
| A．in terms of | B．in addition to |
| C．on account of | D．regardless of |
—What made her so sad? She kept crying all the time．
— __________ to the ball．
| A．Without being invited | B．be not invited |
| C．not being invited． | D．Having not been invited |