2.A.lost B.vacant C.occupied D.awkward

4.A.get home B.have dinner C.wake up D.go out

5.A.reference B.confidence C.absence D.appearance

6.A.healthy B.remaining C.artificial D.missing

7.A.consequence B.interest C.challenge D.shift

8.A.changeable B.negative C.consistent D.inspiring

9.A.rebuild B.review C.forgive D.forget

10.A.prevents B.keeps C.suggests D.finds

11.A.benefited B.balanced C.suffered D.improved

12.A.happiness B.discipline C.attention D.freedom

13.A.after B.upon C.by D.without

14.A.request B.exchange C.preparation D.search

15.A.buy B.know C.have D.refuse

16.A.anxiety B.consideration C.demand D.eagerness

17.A.chance B.time C.energy D.effort

18.A.stronger B.smarter C.greater D.closer

19.A.Therefore B.However C.Otherwise D.Meanwhile

20.A.publish B.ignore C.share D.delete

第二节 阅读理解

　　If every public interaction were filmed, would the world be a better place? Common sense suggests it would, and to some extent, we already live in such a world, with closed-circuit television cameras everywhere and smartphones in every pocket.

However, the routine filming of everyday life is about to go to the next level. A number of countries are rolling out body cams for police officers and other public-facing agencies such as school. Private citizens are getting in on the act too:Cyclists increasingly wear headcams as an insurance against aggressive drivers. As camera technology gets smaller and cheaper, it isn't hard to foresee a future where we're all filming everything all the time, in every direction. Would that be a good thing?