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【单选题】
甘草流浸膏中加氨溶液的主要目的是
A.
防止甘草酸钾水解
B.
防止甘草酸氧化
C.
防止甘草酸沉淀析出
D.
起化痰止咳作用
E.
有利于有效成分的浸出
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参考答案：
举一反三
【单选题】CET4 Passage 1.doc 1. What do people generally believe about aging?
A.
It should cause not alarm whatsoever.
B.
They just cannot do anything about it.
C.
It should be regarded as a kind of disease.
D.
They can delay it with advances in science.
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【判断题】中国古典园林叠山的根本目的是起到登高望远、扩大空间的作用。叠山的石材主要有两种：一是浙江武康的花岗岩，质地坚硬，用于假山的基础部分，称叠脚；二是太湖石，置于假山的上部，供游人玩赏品味，称收顶。（ ）
A.
正确
B.
错误
查看完整题目与答案
【判断题】叠山的根本目的是起到登高望远、扩大空间的作用。
A.
正确
B.
错误
查看完整题目与答案
【简答题】What did the first cellphones look like? In one of the speakers’ words, they . 2. What did people realize when the first cellphones were invented? People realized that they ...
查看完整题目与答案
【简答题】听对话，选答案。 1.What can robots do? A. Difficult jobs. B. jobs. C. A and B. 2. Robots work and _______ like humans. A. study B. play C. make mistakes 3. In factories, robots can do _______ work. A. ...
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【简答题】section D 注意每个空不能超过3个单词，每个单词之间空一格，注意是否首字母需要大写 .    1.What is the purpose of the video library?
To help people improve their ______ abilities. .    2.What problem may people have when using the library...
查看完整题目与答案
【简答题】What do many young people think of the Internet? It is a good place to . 2. What can young people practice on the Internet? They can practice by talking with people. 3. What is important for young peo...
查看完整题目与答案
【单选题】为什么猛犸象灭绝了，而非洲象和亚洲象却没有？（ ）
A.
人类在很长时间里没能进入过猛犸象生活的寒冷地区，所以猛犸象不知道躲避人类，当智人到来时，它不会应对，因此被原始猎人大量捕杀以至灭绝。
B.
气候变化将猛犸象冻死了，但非洲象和亚洲象由于生活的地区气候较好，因此存活到现在。
C.
气候变化，猛犸象因饥饿灭绝。但非洲象和亚洲象幸存。
D.
气候变化，猛犸象因疾病灭绝。但非洲象和亚洲象幸存。
查看完整题目与答案
【简答题】What is the purpose of the video library? To help people improve their abilities. 2. What problem may people have when using the library for the first time? They may have difficulties understanding . ...
查看完整题目与答案
【单选题】中国古典园林叠山的根本目的是起到登高望远、扩大空间的作用。叠山的石材主要有两种：一是浙江武康的花岗岩，质地坚硬，用于假山的基础部分，称叠脚；二是太湖石，置于假山的上部，供游人玩赏品味，称收顶。 ( )
A.
正确
B.
错误
查看完整题目与答案
相关题目：
【单选题】CET4 Passage 1.doc 1. What do people generally believe about aging?
A.
It should cause not alarm whatsoever.
B.
They just cannot do anything about it.
C.
It should be regarded as a kind of disease.
D.
They can delay it with advances in science.
查看完整题目与答案
【判断题】中国古典园林叠山的根本目的是起到登高望远、扩大空间的作用。叠山的石材主要有两种：一是浙江武康的花岗岩，质地坚硬，用于假山的基础部分，称叠脚；二是太湖石，置于假山的上部，供游人玩赏品味，称收顶。（ ）
A.
正确
B.
错误
查看完整题目与答案
【判断题】叠山的根本目的是起到登高望远、扩大空间的作用。
A.
正确
B.
错误
查看完整题目与答案
【简答题】What did the first cellphones look like? In one of the speakers’ words, they . 2. What did people realize when the first cellphones were invented? People realized that they ...
查看完整题目与答案
【简答题】听对话，选答案。 1.What can robots do? A. Difficult jobs. B. jobs. C. A and B. 2. Robots work and _______ like humans. A. study B. play C. make mistakes 3. In factories, robots can do _______ work. A. ...
查看完整题目与答案
【简答题】section D 注意每个空不能超过3个单词，每个单词之间空一格，注意是否首字母需要大写 .    1.What is the purpose of the video library?
To help people improve their ______ abilities. .    2.What problem may people have when using the library...
查看完整题目与答案
【简答题】What do many young people think of the Internet? It is a good place to . 2. What can young people practice on the Internet? They can practice by talking with people. 3. What is important for young peo...
查看完整题目与答案
【单选题】为什么猛犸象灭绝了，而非洲象和亚洲象却没有？（ ）
A.
人类在很长时间里没能进入过猛犸象生活的寒冷地区，所以猛犸象不知道躲避人类，当智人到来时，它不会应对，因此被原始猎人大量捕杀以至灭绝。
B.
气候变化将猛犸象冻死了，但非洲象和亚洲象由于生活的地区气候较好，因此存活到现在。
C.
气候变化，猛犸象因饥饿灭绝。但非洲象和亚洲象幸存。
D.
气候变化，猛犸象因疾病灭绝。但非洲象和亚洲象幸存。
查看完整题目与答案
【简答题】What is the purpose of the video library? To help people improve their abilities. 2. What problem may people have when using the library for the first time? They may have difficulties understanding . ...
查看完整题目与答案
【单选题】中国古典园林叠山的根本目的是起到登高望远、扩大空间的作用。叠山的石材主要有两种：一是浙江武康的花岗岩，质地坚硬，用于假山的基础部分，称叠脚；二是太湖石，置于假山的上部，供游人玩赏品味，称收顶。 ( )
A.
正确
B.
错误
查看完整题目与答案
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