() 18. -of volunteers will be needed for 2017 International Robot Competition in Shanghai. -Let's go and them. A. rhousandws;join B. Thousand;be a member of C. Three thousand;take part in D. Thousands 题目和参考答案——青夏教育精英家教网—

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() 18. —of volunteers will be needed for 2017 International Robot Competition in Shanghai. —Let's go and them.

A. rhousandws;join B. Thousand;be a member of

C. Three thousand;take part in D. Thousands;join in

18.A

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() 13. The teenager plays the piano , if not better than,Mike.

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