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问题 选择题

下列各句标点使用正确的一项是[ ]

A、“我下不去！”我哭着说：“我会掉下去，我会摔死的！”

B、理想是罗盘，给船舶导引方向；理想是船舶，载着你出海远行。

C、“吹面不寒杨柳风，”不错的，像母亲的手抚摸着你。

D、我知道今天卫生委员安排谁打扫教室？

答案

答案：B

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.

If and s≠0, what is the value of C ？（）

(1) r=4s

(2)

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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多项选择题

结肠镜适用于

A．原因不明的下消化道出血的定位和病因诊断

B．结肠良性或恶性新生物的定位及定性

C．结肠单发息肉电凝圈套摘除

D．钡灌肠不能确诊的病例

E．结肠癌术后复查
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