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【单选题】
比色法测定酱油中氨基酸态氮,适宜的介质酸度是由( )试剂来提供的。
A.
乙酸
B.
乙酸钠
C.
乙酸-乙酸钠
D.
硫酸铵
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参考答案：
举一反三
【多选题】以下对主旨的说法哪些是正确的?( )
A.
主旨是文章的统帅。
B.
应用文的主旨形成，往往是“意在笔先”。
C.
应用文主旨的深刻性在一定程度上提高了应用文的写作难度。
D.
主旨代表的个人的观点，只需表达真实的内心想法。
查看完整题目与答案
【单选题】听力原文： A British study of how diet affects the health of new mothers and their babies produced the surprise finding that vegetarian women are more likely to have girls, one of the report's authors said...
A.
Vegetarian women are more likely to have girls.
B.
Non-vegetarian women are more likely to have girls.
C.
Vegetarian women are more likely to have boys.
D.
Vegetarian women are more likely to smoke during pregnancy.
查看完整题目与答案
【单选题】听力原文： Doctors in Chicago said on Monday they reached their conclusions on the fat question after examining 815 people aged 65 and older who did not have Alzheimer's at the start of a nearly four-year ...
A.
815.
B.
855.
C.
831.
D.
865.
查看完整题目与答案
【单选题】____ the goods, we discovered that they were altogether inferior in quality to the sample.
A.
After exam
B.
On examination
C.
Examination of
D.
Upon examining
查看完整题目与答案
【判断题】若空间只有两个点电荷,则该空间某点的场强等于这两个点电荷单独在该点产生的电场强度的矢量和 .
A.
正确
B.
错误
查看完整题目与答案
【单选题】_______, we discovered that they were altogether inferior in quality to the sample.
A.
On examination
B.
After examine
C.
Upon examining
D.
Examination of
查看完整题目与答案
【多选题】以下对主旨的说法哪些是正确的？（ ）
A.
应用文的主旨形成，往往是“意在笔先”。
B.
应用文主旨的深刻性在一定程度上提高了应用文的写作难度。
C.
主旨是文章的统帅。
D.
主旨代表的是你的观点，所以只要能表达你真实的内心想法就可以了。
查看完整题目与答案
【单选题】听力原文： In today's class we'll be examining some nineth-century pattern books that were used for building houses. I think it's fair today that these pattern books were the most important influence o...
A.
Advice about landscaping.
B.
Hints about saving to buy a house.
C.
Photographs of the homes of famous people.
D.
Plans for houses.
查看完整题目与答案
【单选题】_______ the goods, we discovered that they were overall inferior in quality to the sample.
A.
On examination
B.
After examination
C.
Examination of
D.
Upon examining
查看完整题目与答案
【判断题】笔记这种文体虽在隋唐时已经产生,北宋欧阳修、苏轼已著有笔记专集,但笔记的广泛流行则是在南宋。南宋流下的笔记集有近百种,其中小品文成就最高,堪称晚明小品的先驱。
A.
正确
B.
错误
查看完整题目与答案
相关题目：
【多选题】以下对主旨的说法哪些是正确的?( )
A.
主旨是文章的统帅。
B.
应用文的主旨形成，往往是“意在笔先”。
C.
应用文主旨的深刻性在一定程度上提高了应用文的写作难度。
D.
主旨代表的个人的观点，只需表达真实的内心想法。
查看完整题目与答案
【单选题】听力原文： A British study of how diet affects the health of new mothers and their babies produced the surprise finding that vegetarian women are more likely to have girls, one of the report's authors said...
A.
Vegetarian women are more likely to have girls.
B.
Non-vegetarian women are more likely to have girls.
C.
Vegetarian women are more likely to have boys.
D.
Vegetarian women are more likely to smoke during pregnancy.
查看完整题目与答案
【单选题】听力原文： Doctors in Chicago said on Monday they reached their conclusions on the fat question after examining 815 people aged 65 and older who did not have Alzheimer's at the start of a nearly four-year ...
A.
815.
B.
855.
C.
831.
D.
865.
查看完整题目与答案
【单选题】____ the goods, we discovered that they were altogether inferior in quality to the sample.
A.
After exam
B.
On examination
C.
Examination of
D.
Upon examining
查看完整题目与答案
【判断题】若空间只有两个点电荷,则该空间某点的场强等于这两个点电荷单独在该点产生的电场强度的矢量和 .
A.
正确
B.
错误
查看完整题目与答案
【单选题】_______, we discovered that they were altogether inferior in quality to the sample.
A.
On examination
B.
After examine
C.
Upon examining
D.
Examination of
查看完整题目与答案
【多选题】以下对主旨的说法哪些是正确的？（ ）
A.
应用文的主旨形成，往往是“意在笔先”。
B.
应用文主旨的深刻性在一定程度上提高了应用文的写作难度。
C.
主旨是文章的统帅。
D.
主旨代表的是你的观点，所以只要能表达你真实的内心想法就可以了。
查看完整题目与答案
【单选题】听力原文： In today's class we'll be examining some nineth-century pattern books that were used for building houses. I think it's fair today that these pattern books were the most important influence o...
A.
Advice about landscaping.
B.
Hints about saving to buy a house.
C.
Photographs of the homes of famous people.
D.
Plans for houses.
查看完整题目与答案
【单选题】_______ the goods, we discovered that they were overall inferior in quality to the sample.
A.
On examination
B.
After examination
C.
Examination of
D.
Upon examining
查看完整题目与答案
【判断题】笔记这种文体虽在隋唐时已经产生,北宋欧阳修、苏轼已著有笔记专集,但笔记的广泛流行则是在南宋。南宋流下的笔记集有近百种,其中小品文成就最高,堪称晚明小品的先驱。
A.
正确
B.
错误
查看完整题目与答案
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