--You should apologize to her, Barry.
--_____, but it’s not going to be easy.
| A．I suppose so | B．I feel so |
| C．I prefer to | D．I like to |
Living off home is a sure way to improve your self-care ability, and this is especially true ______ it comes to studying abroad.
| A．before | B．since | C．when | D．unless |
You should feel content, as the design can’t be done any ______.
| A．best | B．worst | C．better | D．worse |
_____ to nuclear radiation, even for a short time, may produce variants (变异体) of genes in bodies.
| A．Being exposed |
| B．Having exposed |
| C．Exposed |
| D．After being exposed |
Often, when he something that him, he wasted his time dozing.
| A．should be doing, gave |
| B．should have been doing, was given |
| C．should do, was given |
| D．should have been doing, had given |
With the software product sales ____, the medium-sized IT companies are having a great time.
| A．jumping | B．adding | C．raising | D．developing |