Although the children _______ in age _______ seven to thirteen, they have a lot in common.
| A．expand, from | B．differ, between | C．range, from | D．tell, between |
I think our company lays too much ______ on cost and not enough on quality.
| A．stress | B．focus | C．intention | D．impression |
The professor, _______ the project, made a comment on the report.
| A．was opposed to carry out | B．opposed to carry out |
| C．opposed to carrying out | D．was opposed to carrying out |
Anyone who is in _______ of weapons without permission is considered law-breaking.
| A．command | B．control | C．charge | D．possession |
I wish I _______ play tennis with my brother this afternoon, but I have to study for a test.
| A．can | B．should | C．could | D．shall |
As a teacher rich in experience, he knows how to _______ his ideas to these new students in a limited period of time.
| A．convey | B．educate | C．pass | D．convince |