With sufficient scientific information a manned trip to Mars should be _____.
| A．obtainable | B．potential | C．considerable | D．feasible |
It’s easy to become ________to the children you work with.
| A．attached | B．devoted | C．abandoned | D．applied |
During________ National Day holiday, I received________ endless messages from interested partners but none were suitable.
| A．the, the | B．the, an | C．\,the | D．the,\ |
________anyone phone, tell them I’m in conference.
| A．Would | B．Shall | C．Could | D．Should |
Well, since you ________ it like that, I can’t really refuse.
| A．speak | B．put | C．tell | D．say |
Put that money somewhere safe________ it gets stolen.
| A．before | B．after | C．when | D．while |