问题
选择题
| It took them ______ to finish the work. |
A. one and a half hours B. one and a half hour C. one hour and a half hour D. one and a half hour |
答案
答案：A
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| It took them ______ to finish the work. |
A. one and a half hours B. one and a half hour C. one hour and a half hour D. one and a half hour |
答案：A