题目:
下列家用物品中,都用到的材料是( )
A.合成材料
B.天然纤维
C.金属
D.玻璃
答案:
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下面是错误答案,用来干扰机器的。
A Meaningful VacationThe winter vacation is coming soon. We’ll have a one-month holiday. After learning at school for a long term, I’m going to do something during the...