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【多选题】
当施工中或验收时出现( )，可采用现场检验方法对砂浆和砌体强度进行原位检测或取样检测，并判定其强度。
A.
砂浆试块缺乏代表性
B.
对砂浆试块的试验结果有怀疑或有争议
C.
砂浆试块的试验结果不能满足设计要求
D.
监理工程师认为为了保证质量
E.
有一组砂浆的强度代表值达到设计强度标准的90%
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【单选题】5 3. The sentence "They are free to listen to and live by their circadian rhythms." ( Line 3, Paragraph 4 ) probably means ____
A.
they can lead their daily lives according to their biological clocks, without referring to a man-made clock.
B.
they can listen to the wonderful rhythms of the biological clock and live close to them.
C.
they can live by regulating their own circadian rhythms.
D.
they are free from the annoying rhythms of everyday life
查看完整题目与答案
【单选题】Von Kindheit ___________ hat er immer gern gesungen.
A.
am
B.
an
C.
um
D.
vor
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【单选题】听力原文：M: I would like to move to the suburbs, but I don't have enough money to pay the high taxes. W: I wish you could. It's nice to live there. Q: Why isn't the man moving to the suburbs? (18)
A.
The rent is too high.
B.
He doesn't like the suburbs.
C.
He can't afford the high taxes.
D.
It's too expensive to hire taxies.
查看完整题目与答案
【单选题】Morphemes like "friend", "boy", "girl" are _____ morphemes, because they can be used on their own.
A.
free
B.
bound
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【单选题】某步进电动机的工作方式为三相单双六拍，转子是4个均匀分布的齿，没有绕组，其步距角为（）度。
A.
10
B.
15
C.
20
D.
30
查看完整题目与答案
【判断题】世界上最古老的运河是京杭大运河。
A.
正确
B.
错误
查看完整题目与答案
【单选题】"They are their own business" in paragraph 4 most probably means________.
A.
one may put his own interest before that of teh company's
B.
one is reponsible for his own career
C.
one should always keep the ambition of opening his own business
D.
an employee should always ask for comensation from the employer
查看完整题目与答案
【单选题】根据法律法规的效力等级和内容重要程度的不同,教育法规可分为
A.
实体法和程序法
B.
成文法和不成文法
C.
根本法和普通法
D.
一般法和特殊法
查看完整题目与答案
【单选题】They grow all their own vegetables, they raise their own chickens, and they have a goat! They are self-sufficient, so they don’t need to buy food.
A.
independent
B.
helpless
查看完整题目与答案
【单选题】设有预处理命令 #define d 2 int a=10;float b=20;char c=’a’ 则下列语句错误的是 ____
A.
a++
B.
b++
C.
c++
D.
d++
查看完整题目与答案
相关题目：
【单选题】5 3. The sentence "They are free to listen to and live by their circadian rhythms." ( Line 3, Paragraph 4 ) probably means ____
A.
they can lead their daily lives according to their biological clocks, without referring to a man-made clock.
B.
they can listen to the wonderful rhythms of the biological clock and live close to them.
C.
they can live by regulating their own circadian rhythms.
D.
they are free from the annoying rhythms of everyday life
查看完整题目与答案
【单选题】Von Kindheit ___________ hat er immer gern gesungen.
A.
am
B.
an
C.
um
D.
vor
查看完整题目与答案
【单选题】听力原文：M: I would like to move to the suburbs, but I don't have enough money to pay the high taxes. W: I wish you could. It's nice to live there. Q: Why isn't the man moving to the suburbs? (18)
A.
The rent is too high.
B.
He doesn't like the suburbs.
C.
He can't afford the high taxes.
D.
It's too expensive to hire taxies.
查看完整题目与答案
【单选题】Morphemes like "friend", "boy", "girl" are _____ morphemes, because they can be used on their own.
A.
free
B.
bound
查看完整题目与答案
【单选题】某步进电动机的工作方式为三相单双六拍，转子是4个均匀分布的齿，没有绕组，其步距角为（）度。
A.
10
B.
15
C.
20
D.
30
查看完整题目与答案
【判断题】世界上最古老的运河是京杭大运河。
A.
正确
B.
错误
查看完整题目与答案
【单选题】"They are their own business" in paragraph 4 most probably means________.
A.
one may put his own interest before that of teh company's
B.
one is reponsible for his own career
C.
one should always keep the ambition of opening his own business
D.
an employee should always ask for comensation from the employer
查看完整题目与答案
【单选题】根据法律法规的效力等级和内容重要程度的不同,教育法规可分为
A.
实体法和程序法
B.
成文法和不成文法
C.
根本法和普通法
D.
一般法和特殊法
查看完整题目与答案
【单选题】They grow all their own vegetables, they raise their own chickens, and they have a goat! They are self-sufficient, so they don’t need to buy food.
A.
independent
B.
helpless
查看完整题目与答案
【单选题】设有预处理命令 #define d 2 int a=10;float b=20;char c=’a’ 则下列语句错误的是 ____
A.
a++
B.
b++
C.
c++
D.
d++
查看完整题目与答案