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——The research on the new bird 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

—The research on the new bird 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

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

—____ my students have a try?

       A. Shall                       B. Will                         C. Could                      D. Should

——The research on the new bird 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

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

---____ my students have a try?

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