题目内容

因加工性能好，是制作易开瓶罐的专用材料。

A. 镀锡薄钢板
B. 镀铬薄钢板
C. 镀锌薄钢板
D. 铝板

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【C9】______

A. fabulous
B. frigid
C. feeble
D. fashionable

课外活动的主体是()。

A. 教师
B. 学生
C. 教师和学生
D. 学校所有成员

【C7】______

A. Therefore
But
C. Furthermore
D. And

He as well as the other students______ how to install this electric equipment.

A. has learned
B. have learned
C. has been learned
D. have been learned