Leave your key with your neighbor ________ you lock yourself out one day.(2012·辽宁)
| A．as long as | B．even though |
| C．in case | D．as if |
There is a shortage of teachers in Western China, and it will fall on the 80s and 90s generations to this responsibility.
| A．take on | B．step up |
| C．make up | D．apply for |
Only when he reached the tea-house ______it was the same place he’d been in last year.
| A．he realized | B．he did realize |
| C．realized he | D．did he realize |
Only when he told me________what trouble he was in.
| A．did I realize | B．I realized |
| C．do I realize | D．I realize |
He has decided to settle ____in France because he is fond of the romantic country.
| A．temporary | B．temporarily |
| C．permanent | D．permanently |
There are a number of methods to provide relief from your toothache, which can’t cure the problem.
| A．permanent | B．temporary |
| C．contemporary | D．consequent |