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【多选题】
有氧运动训练对血管系统的作用A.
降低静息心率
B.
增高运动率
C.
降低血压
D.
增加心肌收缩力
E.
降低心肌耗氧量
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【单选题】According to the context，the word 'disruption' in Paragraph 6 means
A.
According to the context，the word "disruption" in Paragraph 6 means A."Confusion."
B.
"Tearing apart."
C.
"Interruption."
D.
"Flattening."
【单选题】According to the context, the word 'disruption' in Paragraph 6 means:______.
A.
Confusion
B.
Tearing apart
C.
Interruption
D.
Flattening
【简答题】Java中用_____修饰的成员变量和方法称为私有变量和私有方法。
【简答题】Java 中用 ___________ 修饰的成员变量和方法称为公有变量和公有方法。
【单选题】6 Which of the following journal entries are correct, according to their narratives?
A.
1 and 3
B.
2 and 3
C.
1 and 4
D.
2 and 4
【单选题】According to paragraphs 6 and 7, which is most fundamental in producing hydroelectric power? ______.
A.
Adequate flow of water
B.
A steep fall
C.
The location of the fiver
D.
The amount of the water
【单选题】According to the text, 6 to 10 percent of the Internet users in the US have addiction problems.
A.
Y
B.
N
C.
NG
【简答题】Java中用____修饰的成员变量和方法称为共有变量和共有方法
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