29．It will lead to very serious result if this matter was ______ unsolved.
| A．stayed | B．remained | C．left | D．Keeping |
No wonder you caught a cold. You _______________ out last night without a coat.
I know how silly I was.
| A．shouldn’t have gone | B．mustn’t have gone |
| C．couldn’t have gone | D．mightn’t have gone |
It was _______ great shock to the world that two Chinese astronauts orbited Earth for five days in ________ Shenzhou VI in October 2005.
| A．不填；不填 | B．the; the | C．a; the | D．不填；the |
The story is uninteresting. I don’t like it ___________.
Which of the following is WRONG?
| A．a little | B．a bit | C．at all | D．in the least |
I found Jane ________ at the desk, __________ her homework carefully.
| A．seated; doing | B．sitting; does | C．be seated; does | D．sit; do |
If I make good money this time, I’ll __________ all my debts first.
| A．pay back | B．pay off | C．turn up | D．turn off |