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【多选题】
下面四个选项中，对线程同步的目的描述正确的有哪些
A.
锁定资源，使同一时刻只有一个线访问它，防止多个线程操作同一个资源引发错误
B.
提高线程的执行效率
C.
让线程独占一个资源
D.
让多个线程同时使用一个资源
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参考答案：
举一反三
【单选题】1944年4月至1945年1月,日本发动打通中国大陆交通线的战役是()
A.
忻口战役
B.
淞沪会战
C.
豫湘桂战役
D.
枣宜会战
查看完整题目与答案
【单选题】FLOATING, CAUSED BY WINDS AND CURRENT WITH A DETERMINABLE DIRECTION defines ______ .
A.
oating
B.
iling
C.
drifting
D.
running into danger
查看完整题目与答案
【单选题】According to the resolution: The growth in floating population will benefit urban development. Which of the following statement is the best response to the opinion “Floating population has already cau...
A.
I don ’ t think so. The advantages of floating education outweigh its disadvantages.
B.
But every coin has two sides.
C.
Since you've listed those problems, so you mean a decrease in floating population can promote urban development?
D.
These problems can be solved actually.
查看完整题目与答案
【单选题】听力原文：W: What's the trouble with you? M: When I came home after stopping for supper on my way home, I had a headache and fever and a pain in the chest. In fact I was in aches and pains all over, so I t...
A.
A headache.
B.
A chest-ache.
C.
A stomach-ache.
D.
A throat-ache.
查看完整题目与答案
【单选题】1944年4月至1945年1月,日本发动打通中国大陆交通线的战役是( )
A.
忻口战役
B.
淞沪战役
C.
豫湘桂战役
查看完整题目与答案
【简答题】论述拉式生产与推式生产相比,有什么好处?
查看完整题目与答案
【判断题】These problems can be solved actually is the best response to the opinion“Floating population has already caused a lot of problems in housing, education, medical treatment and even social security in ...
A.
正确
B.
错误
查看完整题目与答案
【单选题】1944 年 4 月至 1945 年 1 月,日本发动打通中国大陆交通线的战役是
A.
忻口战役
B.
淞沪战役
C.
豫湘桂战役
D.
枣宜会战
查看完整题目与答案
【判断题】旅游沟通技巧线上课程的评分方式为：单元测试占60%，期末考试占25%，课程讨论占15%。
A.
正确
B.
错误
查看完整题目与答案
【单选题】听力原文：M: What's the trouble, Mrs. Jack? W: I've been very dizzy lately, and last night I had some chest pain. Q: What is the probable relationship between the two speakers? (18)
A.
Husband and wife.
B.
Doctor and patient.
C.
Teacher and student.
D.
Lawyer and client.
查看完整题目与答案
相关题目：
【单选题】1944年4月至1945年1月,日本发动打通中国大陆交通线的战役是()
A.
忻口战役
B.
淞沪会战
C.
豫湘桂战役
D.
枣宜会战
查看完整题目与答案
【单选题】FLOATING, CAUSED BY WINDS AND CURRENT WITH A DETERMINABLE DIRECTION defines ______ .
A.
oating
B.
iling
C.
drifting
D.
running into danger
查看完整题目与答案
【单选题】According to the resolution: The growth in floating population will benefit urban development. Which of the following statement is the best response to the opinion “Floating population has already cau...
A.
I don ’ t think so. The advantages of floating education outweigh its disadvantages.
B.
But every coin has two sides.
C.
Since you've listed those problems, so you mean a decrease in floating population can promote urban development?
D.
These problems can be solved actually.
查看完整题目与答案
【单选题】听力原文：W: What's the trouble with you? M: When I came home after stopping for supper on my way home, I had a headache and fever and a pain in the chest. In fact I was in aches and pains all over, so I t...
A.
A headache.
B.
A chest-ache.
C.
A stomach-ache.
D.
A throat-ache.
查看完整题目与答案
【单选题】1944年4月至1945年1月,日本发动打通中国大陆交通线的战役是( )
A.
忻口战役
B.
淞沪战役
C.
豫湘桂战役
查看完整题目与答案
【简答题】论述拉式生产与推式生产相比,有什么好处?
查看完整题目与答案
【判断题】These problems can be solved actually is the best response to the opinion“Floating population has already caused a lot of problems in housing, education, medical treatment and even social security in ...
A.
正确
B.
错误
查看完整题目与答案
【单选题】1944 年 4 月至 1945 年 1 月,日本发动打通中国大陆交通线的战役是
A.
忻口战役
B.
淞沪战役
C.
豫湘桂战役
D.
枣宜会战
查看完整题目与答案
【判断题】旅游沟通技巧线上课程的评分方式为：单元测试占60%，期末考试占25%，课程讨论占15%。
A.
正确
B.
错误
查看完整题目与答案
【单选题】听力原文：M: What's the trouble, Mrs. Jack? W: I've been very dizzy lately, and last night I had some chest pain. Q: What is the probable relationship between the two speakers? (18)
A.
Husband and wife.
B.
Doctor and patient.
C.
Teacher and student.
D.
Lawyer and client.
查看完整题目与答案
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