问题

The research on the new 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
B:Must
C:Will
D:Shall
正确答案是:
同类题型
James finished his lunch in _____hurry _____some of the food was all over the table
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