______ she was invited to the ball made her very happy.
| A．What | B．That |
| C．When | D．Because |
—I'm sorry. I didn't spill the juice on your clothes on purpose.
—
| A．Don't mention it. | B．How come? | C．So what? | D．Go ahead. |
— How would you like your coffee? —______ .
| A．It' s well done |
| B．The stronger, the better |
| C．One cup. That's enough |
| D．Very nice. Thank you |
____ after a long walk, Henry called me and said he couldn’t come to the meeting.
| A．Having worn out | B．Being worn out |
| C．To wear out | D．Worn out |
I just wonder _______that upsets him so much.
| A．what it is | B．what he does | C．how it is | D．why it does |
—Why do you look so worried?
—My computer broke down and my essay ______ unfinished since.
| A．had left | B．has left | C．was left | D．has been left |