Ⅰ.语境填词
1．She expanded (扩大) her store by adding a second room.
2．The actor gave a superb(出色的，卓越的) performance.
3．The severe(严格的) teacher has gone abroad；you can breathe freely again.
4．The restrictions(限制) on the use of the playground are：no fighting，no damaging property.
5．The date of the ship’s arrival is uncertain(不确定的)．
6．Of the two possibilities，the former seems more likely than the latter.
7．I can’t give you a precise date.
8．There has been a gradual increase in the number of people owning cars.
