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问题 单项选择题

对于易燃物质轻于空气，下部无侧，通风良好且为第二级释放源的压缩机厂房，屋顶上方百叶窗顶部以上高度为7．5m的范围内划为（）区。

A.0

B.1

C.2

D.附加2

答案

参考答案：C

单项选择题

The following data sufficiency problems consist of a question and two statements, labeled (1) and (2), in which certain data are given. You have to decide whether the data given in the statements are sufficient for answering the question. Using the data given in the statements plus your knowledge of mathematics and everyday facts (such as the number of days in July or the meaning of counterclockwise), you must indicate whether.

In a club for left-handed people that also admits the ambidextrous, are more than 1/3 of the members ambidextrous ？（）
(1) Exactly 50 percent of the male members of the club are ambidextrous.
(2) The number of females in the club is exactly 1 fewer than half the number of male members.

A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.

B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.

C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

D. EACH statement ALONE is sufficient.

E. Statements (1) and (2) TOGETHER are NOT sufficient.
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单项选择题

不属于教学设计的前期分析的是（）。

A、学习需要分析

B、学习者特征分析

C、学习内容分析

D、教师自身才能分析
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