English is one of the ______ languages at international meetings.A．workB．workin
题型：不详难度：来源：
English is one of the ______ languages at international meetings.| A．work | B．working | C．speaking | D．spoken |
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答案
| B. |
解析
| Working languages工作语言；实用的，有用的语言 a working knowledge of computers |
举一反三
The discovery of the new evidence led to ______.| A．the thief having caught | B．catch the thief | | C．the thief being caught | D．the thief to be caught |
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---- A group _______ itself the league for peace.| A．calling | B．called | C．calls | D．is called |
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____ from endless homework on weekends, the students now find their own activities, such as taking a ride together to watch the sunwise.| A．Freed | B．Freeing | C．To free | D．having freed |
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