问题
选择题
| Mother said we to the park if it was fine next Saturday. |
A. will go B. shall go C. are going D. would go |
答案
答案：D
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| Mother said we to the park if it was fine next Saturday. |
A. will go B. shall go C. are going D. would go |
答案：D
Si+CO2↑是工业制取粗硅的反应