问题
选择题
| —They are discussing what to do for the disabled. — _______ is necessary to provide them with more positions. |
A. That B. This C. It D. There |
答案
答案：C
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| —They are discussing what to do for the disabled. — _______ is necessary to provide them with more positions. |
A. That B. This C. It D. There |
答案：C