问题
选择题
| Professor Nelson wants to know _______. |
A. when the concert will begin B. when will the concert begin C. when would the concert begin D. when the concert would begin |
答案
答案：A
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| Professor Nelson wants to know _______. |
A. when the concert will begin B. when will the concert begin C. when would the concert begin D. when the concert would begin |
答案：A