高等继续教育 / 电子商务英语
正确率：100%
题型描述: 单选题
John left home twenty minutes ago. It is usually half an hour's drive from his home to the office here. So he ＿＿＿＿＿＿soon.
A.should have arrived
B.must have arrived
C.need arrive
D.may arrive
John left home twenty minutes ago. It is usually half an hour's drive from his home to the office here. So he ＿＿＿＿＿＿soon.
A.should have arrived
B.must have arrived
C.need arrive
D.may arrive
参考答案：
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