6. The president is paying a        (私人的) visit to his neighbouring country.

5. —I narrowly escaped being hit by a speeding car yesterday.

—You can never be        careful in the street.

4. The ability to store knowledge makes computers different from every other machine        (迄今為止) invented.

3. Our new house is very        (方便) for me as I can get to the office in five minutes.

2. It’s known to all that unless you take       (有規(guī)律的) exercise,you won’t keep good health.

1. Would you like to go to the concert with me,Mary?

—I have got no interest in it.         (另外) ，I have lots of homework to do.

6. 我不得不向守門人出示通行證。

5. 他寄給了我一部英語小說。

 4. 他教學生化學。

 3. 你能建議我挑選哪一個嗎？