问题
选择题
| —What did you do during your summer holiday? —I spent my holiday _____ English in Summer Classes. |
A. improving B. improves C. to improve D. improve |
答案
答案：A
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| —What did you do during your summer holiday? —I spent my holiday _____ English in Summer Classes. |
A. improving B. improves C. to improve D. improve |
答案：A