________the working efficiency,the boss allows the employees to have a coffee break.
A.Improving
B.To improve
C.Having improved
D.Improved
试卷相关题目
- 1In order to improve English,________.
A.Jenny's father bought her a lot of tapes
B.Jenny bought a lot of tapes for herself
C.a lot of tapes were bought by Jenny
D.a lot of tapes were bought by Jenny's father
开始考试点击查看答案 - 2The boy, ________ with his school work every day, felt rather tired and wanted to have a whole day to relax.
A.occupying
B.having occupied
C.occupied
D.being occupied
开始考试点击查看答案 - 3Launched in March 2010, China Face has been a daily news feature ________ on a Chinese individual.
A.being focused
B.focusing
C.to be focused
D.to focus
开始考试点击查看答案 - 4These diagrams are especially helpful when we have a concrete problem ________ at hand.
A.be solved
B.to solve
C.solved
D.being solved
开始考试点击查看答案 - 5________ themselves, the employees in this company usually have a coffee or tea during their break time.
A.Refreshing
B.To refresh
C.Refresh
D.Having refreshed
开始考试点击查看答案 - 6Born in a remote village ________ by endless mountains in Yunnan, I always dream of ________ the outside world.
A.surrounded; seeing
B.surrounding; seen
C.surrounding; seeing
D.surrounded; see
开始考试点击查看答案 - 7The academicturnedTVcelebrity is reported ________ at a Kunqu Opera performance staged at Peking University.
A.to boo(喝倒彩)
B.to being booed
C.to have been booed
D.to be booed
开始考试点击查看答案 - 8Life is a journey ________ with hardships, joys and special moments.
A.filled
B.to fill
C.filling
D.having filled
开始考试点击查看答案 - 9The gas price keeps rising, ________ an average of 7.7 yuan per liter this month.
A.hit
B.to hit
C.hitting
D.hits
开始考试点击查看答案 - 10________ that the Youth Olympic Games might be delayed due to severe air pollution, our government has made a promise to Jacques Rogge that they will spare no effort to settle the problem.
A.Warned
B.Having warned
C.Warning
D.Being warned
开始考试点击查看答案