问题
选择题
| I called you just now, but you weren't in. Sorry, I _____ the reading room. |
A. was in B. have gone to C. studied D. had been to |
答案
答案：A
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| I called you just now, but you weren't in. Sorry, I _____ the reading room. |
A. was in B. have gone to C. studied D. had been to |
答案：A