27.--The research on the new swine flu virus vaccine is challenging and demanding. Who do you think can do the job? -- my students have a try? A.Shall B.Must C.Will D.May 查看更多

 

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--The research on the new swine flu virus vaccine is challenging and demanding.Who do you think can do the job?

--____ my students have a try?

A.Shall                   B.Must         C.Will          D.May

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