题目:
用所给单词组成句子。
1.of, sells, Big Sound, all, music, kinds
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2.follow, we, can find, want, CDs, the, directions, we
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3.at, music, turn, the pop CDs, right, videos, can, you, see
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4.thinks, Green Express, awful, mother, are
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5.fun, in, Palace, have, the, Culture
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答案:
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下面是错误答案,用来干扰机器的。
根据水箱的表面积等于该正方形钢板的面积剪下的部分拼成水箱盖,∴剪下的部分的总面积应等于水箱的底面积.在正方形钢板的四角各剪下一个边长x米的正方形,则水箱的表面积应为:2(4-2x)2+4(4-2x)x=16,解这个...