He always lacks enthusiasm in work，and he's never ________a job for longer than a few weeks.
| A．held down |
| B．held up |
| C．held off |
| D．held on to |
相关试题
E-mail , as well as cellphones, _____an important part in daily communication.
| A．have played | B．play | C．are playing | D．is playing |
This kind of stories instructive while stories of that kind harmful to children.
| A．is; seems | B．are; seem | C．is; seem | D．are; seems |
We have reached a stage _________we have almost no rights at all.
| A．where | B．why | C．which | D．that |
The little boy_____be very naughty, but he is very lovely.
| A．must | B．should | C．can | D．shall |
. Whether D. Where推荐套卷
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