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—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.MayB.Must
C.WillD.Shall
D
D 考察情态动词。句义:新病毒疫苗的研究要求高,又有挑战性。你认为水能做这个工作呢?我的学生可以试一试吗?may一般不喝第三人称构成疑问句。Must必须,不符合文义。Shall用于第三人称的疑问句中,表示说话人征求对方的意见或者项对方请示。故D正确。
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