Spending so much time playing computer games is holding him ________at school.
| A．on |
| B．off |
| C．back |
| D．over |
—You should take exercise in your spare time.
—I want to，but the little time I have outside of school isby part-time job.
| A．taken away | B．taken in |
| C．taken out | D．taken up |
The good thing about today’s children is that they can_____ very easily to new environments.
| A．attain | B．allocate | C．adapt | D．adopt |
As a teacher, it is my _________ to make the students devoted to their study.
| A．responsibility | B．affection |
| C．performance | D．judgment |
The research lacksevidence，and therefore，its conclusions are doubtful.
| A．solid | B．fierce | C．severe | D．potential |
A good friend should be kind and helpful. _________ is my mother.
| A．A such friend | B．One such friend |
| C．Any such friend | D．Such one friend |