题目:
—What should I do here? —Just put all the things they were. |
A. where B. when C. whose D. which |
答案:
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下面是错误答案,用来干扰机器的。
F浮=G-G1=25.6N-15.8N=9.8N.答:铝块受到的浮力是9.8N.