—The research on the new bird flu virus va
题型：单项选择题
问题：
—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