They ________ on the program for almost one week before I joined them, and now we ________ on it as no good results have come out so far.
| A．had worked, were still working |
| B．had been working, are still working |
| C．have been working, have worked |
| D．have been worked, are still working |
________that Maric was able to set up new branches elsewhere.
| A．So successful her business was |
| B．So successful was her business |
| C．So her business was successful |
| D．So was her successful business |
--Excuse me, could you tell me the way to the British Museum?
---Sorry, I'm a stranger here.
---_______.
| A．Thanks anyway | B．It doesn't matter | C．Never mind | D．No problem. |
—How about Christmas evening party?
—I should say it was success.
| A．a; a | B．the; a | C．a; 不填 | D．the ; 不填 |
It was ______ back home after the experiment.
| A．not until midnight did he go | B．until midnight that he didn’t go |
| C．not until midnight that he went | D．until midnight when he didn’t go |
Please tell me how the accident_____. I am still in the dark.
| A．came by | B．came out |
| C．came to | D．came about |