___ annoys me is that Kirn never returns the books she borrows on time.
| A．This | B．It | C．What | D．That |
. I don’t knowif she’s coming.
| A．at certain | B．for certain | C．with certain | D．on certain |
She appealed to the judge to______her husband.
| A．put mercy to | B．get mercy with | C．have mercy on | D．be at mercy of |
Our share of the market has____sharply this year.
| A．decreased | B．developed | C．gathered | D．applied |
. —Jerry, How did Tom ____the news?
—He said nothing.
| A．replay to | B．contact to | C．answer to | D．respond to |
Jerry could remember every trivial（琐碎的）______ in great detail.
A. accident B. incident C. event D fact