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【单选题】
在一个进程中若干并发线程均将一个全局变量 count 中的值加 1 次,那么有关 count 中的值说法正确的是 。
A.
肯定有正确的结果
B.
肯定有不正确的结果
C.
若这些并发线程互斥执行 count 加 1 操作， count 中的值正确
D.
A ， B ， C 均不对
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举一反三
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A.
called off
B.
called for
C.
called at
D.
called on
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【单选题】Our teacher punished Tom for his being late for school last month. ______, Tom gets up early every day and is never late again.
A.
Now and then
B.
From then on
C.
Till then
D.
Just then
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【单选题】Alice ________ early, but she doesn’t like to ________ early.
A.
gets up; wake up
B.
wakes up; gets up
C.
gets up; wakes up
D.
wakes up; get up
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【简答题】Bruce shook his money box again. Nothing! He carefully counted the coins that lay on the bed. All that he had was $24.52. The 31 which he wanted was at least $90. How on earth( 究竟 ) was he going to ge...
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B.
具有支持、联系、保护和营养的作用
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【单选题】Peter was a small boy. He lived with his parents in a small house near some hills. The people there were all poor.One night it was very dry and windy.When everybody was asleep, Peter suddenly heard so...
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．细胞多，细胞外基质少，排列紧密
B.
．细胞边界平整，无细胞间连接
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．表面光滑，阻力小
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【单选题】关于细胞外基质,下列哪项错误?( )
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是细胞产生的非细胞物质
B.
血浆、淋巴液、组织液等体液不属于细胞外间质
C.
不同组织的细胞外基质成分不同
D.
具有支持、联系、保护和营养细胞的作用
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相关题目：
【单选题】Tom never gets up early and he doesn't like to be ______ 10:00 a. m.
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called for
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【简答题】Bruce shook his money box again. Nothing! He carefully counted the coins that lay on the bed. All that he had was $24.52. The 31 which he wanted was at least $90. How on earth( 究竟 ) was he going to ge...
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【单选题】Peter was a small boy. He lived with his parents in a small house near some hills. The people there were all poor.One night it was very dry and windy.When everybody was asleep, Peter suddenly heard so...
A.
sisters
B.
brothers
C.
parents
查看完整题目与答案
【单选题】关于单层扁平上皮的描述,下列哪项错误
A.
．细胞多，细胞外基质少，排列紧密
B.
．细胞边界平整，无细胞间连接
C.
．表面光滑，阻力小
D.
．细胞扁薄,利于物质交换
查看完整题目与答案
【简答题】第三部分：阅读理解（共两节，满分40分） 第一节（共15小题，每题2分，共30分） His parents were told to take him home to die after his rare leukaemia(白血病)returned a THIRD time.”They said there was nothing more they could do and gave him ...
查看完整题目与答案
【单选题】关于细胞外基质,下列哪项错误?( )
A.
是细胞产生的非细胞物质
B.
血浆、淋巴液、组织液等体液不属于细胞外间质
C.
不同组织的细胞外基质成分不同
D.
具有支持、联系、保护和营养细胞的作用
E.
参与构成细胞的微环境
查看完整题目与答案