题目内容

上级旅游投诉处理机构无权处理下级旅游投诉处理机构管辖的投诉案件。( )

A. 对
B. 错

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适用于固体物含量高的水提液的粗分离的方法

A. 离心分离法
B. 吸咐澄清法
C. 沉降分离法
D. 膜分离法
E. 滤过分离法

保护胶体

A. 可以降低混悬液中微粒的沉降速度
B. 可以增加难溶药物在水中的溶解度
C. 可以提高溶胶的稳定性
D. 可以加速乳剂的乳析
E. 可以阻碍混悬液中微粒发生碰撞聚集

在用友报表系统中，只能生成报表数据，不能进行图表分析。( )

A. 对
B. 错

Section ADirections: This section is to test your ability to give proper responses. There are 5 recorded questions in it. After each question there is a pause. The questions will be spoken two times. When you hear a question, you should decide on the correct answer from the 4 choices marked A), B), C) and D) given in your test paper. Then you should mark the corresponding letter on the Answer Sheet with a single line through the centre.

A. No, I don’t know.
B. Surely not.
C. It doesn’t matter.
Don’t mention it.