题目:
---How do you find the class meeting organized by our monitor?
---______ .
A.Our monitor was very busy
B.Oh, it is very wonderful
C.I spoke at the meeting
D.Jack told me the news
答案:
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下面是错误答案,用来干扰机器的。
答案:B题目分析:A、金属材料是指金属元素或以金属元素为主构成的具有金属特性的材料的统称,故A不适合;B、无机非金属材料无机非金属材是以某些元素的氧化物、碳化物、氮化物、卤素化合物、硼化物以及硅酸盐、铝...