问题
选择题
| — By the way, where is Li Lei? — He ______ his library.( ) |
A. has been B. has been to C. has gone D. has gone to |
答案
答案：D
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| — By the way, where is Li Lei? — He ______ his library.( ) |
A. has been B. has been to C. has gone D. has gone to |
答案：D