—How is your friend coming?—I’m not sure. He drive here.A. mayB. needC. mustD. will

问题补充：

—How is your friend coming?

—I’m not sure. He drive here.

A. may

B. need

C. must

D. will

答案：

(答案→)A. may

B. need

C. must

D. will

解析：本题回答语表示不确定朋友通过何种方式到这儿来，那么开车来是一种可能性，may表示可能性，故本题选A。