________the working efficiency, the boss allows the employees to have a coffee break.
| A．Improving | B．To improve | C．Having improved | D．Improved |
相关试题
After staying in hospital for long, the patient was advised to go to the sea
side to____ his health.
| A．take up | B．hold up | C．make up | D．pick up |
______, I think, the problems can be settled in no time.
| A．A bit more efforts | B．Keep up your spirits |
| C．If you double your efforts | D．Making greater efforts |
第一部分：英语知识运用（共两节，满分30分）
第一节：单项填空（共20小题，每小题0.5分，满分10分）
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项标号涂黑。
Play, often seen as____activity for kids, is still important indevelopment of teenagers.
A. the; the B. 
an; the C. an; 不填 D. the; 不填
The population of China is______than that of America.
| A．larger five times | B．five times larger | C．five times as larg | D．as five times |
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