问题
选择题
He paid for a seat, when he _____ have entered free. [ ]
A. could
B. would
C. must
D. need
答案
答案:A
He paid for a seat, when he _____ have entered free. [ ]
A. could
B. would
C. must
D. need
答案:A
英汉互译。 | ||
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