问题
选择题
It was ______ the second-hand bus that the mechanic spent the whole afternoon in the factor.
[ ]
A. in repair
B. repaired
C. repairing
D. to repair
答案
答案：C
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It was ______ the second-hand bus that the mechanic spent the whole afternoon in the factor.
[ ]
A. in repair
B. repaired
C. repairing
D. to repair
答案：C