----Could I ask you a rather personal question?
----_________.
| A．Yes, don’t worry | B．Of course, go ahead |
| C．Yes, help yourself | D．Of course, why not |
I met this guy _____ some other occasions but he did not seem to recognize me.
| A．for | B．on |
| C．at | D．in |
I don’t like the lecture yesterday. Most of what the speaker said was _____ the subject.
| A．on | B．off |
| C．of | D．around |
The demand for _____ skilled workers is still increasing.
| A．high | B．higher |
| C．highly | D．more highly |
My new neighbor is a _____ person; he never speaks to anyone and nobody knows where he is from and what he is doing.
| A．curious | B．anxious |
| C．mysterious | D．glorious |
Reading Chicken Soup for the Soul may be _____, but it is very rewarding, especially for your cloze test.
| A．time-spending | B．time-consuming |
| C．enjoyable | D．remarkable |