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【单选题】
关于计算机语言的编译,下列说法不正确的是
A.
需要“分词”，将其中的常量、变量名和保留字识别出来，并分类及编号
B.
需要识别每一条语句所对应的“模式”。任意语句的常量和变量名被“标识符”类别，而标识符与保留字的不同组合关系构成了语句的模式；计算机语言是由有限的语句模式构成的
C.
对每一种模式，相应的组合构造方法，即模式可被认为是由原子模式或说基本模式通过组合的方法构造出来的，对原子模式或者基本模式可以事先写好其相应的目标语言的指令或语句
D.
上述有不正确的
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参考答案：
举一反三
【单选题】The dog was taken for a walk, ?
A.
wasn't it
B.
doesn't it
C.
isn't it
D.
is it
查看完整题目与答案
【单选题】听力原文：M：Hi，Betty，may I have a discussion about the training program with you? W：Sure，take a seat，please． M：We are planning a training program for the new employees. They have to learn how to use the ma...
A.
All staff.
B.
Young workers.
C.
New employees.
D.
Department managers.
查看完整题目与答案
【单选题】听力原文：W：So，what did you think about the discussion at lunch? I didn't realize people have such strong feelings about politics． M：Are you kidding? That subject always touches a nerve． Q：What does the ma...
A.
No one was interested in the discussion.
B.
Politics is a sensitive topic.
C.
The woman is not being serious.
D.
People should avoid discussing politics.
查看完整题目与答案
【单选题】听力原文：W: So, what did you think about the discussion at lunch? I didn't realize people have such strong feelings about politics. M: Are you kidding? That subject always touches a nerve. Q: What does th...
A.
No one was interested in discussing politics.
B.
People avoid discussing politics.
C.
The woman is not being serious.
D.
Politics is a sensitive topic.
查看完整题目与答案
【单选题】— Tom, did Mr. Li join you in your discussion? — No, he _____, but he happened to have fallen ill.
A.
would like to
B.
will
C.
was to have
D.
was going to join
查看完整题目与答案
【判断题】3食用菌的湿度指培养料含水量和空气湿度
A.
正确
B.
错误
查看完整题目与答案
【判断题】当两侧或三侧均有电源时，应先从高压侧充电，再送至低压侧，并按照继电保护的要求调整变压器的中性点接地方式。
A.
正确
B.
错误
查看完整题目与答案
【单选题】两根细长杆，直径、约束均相同，但材料不同，且E1=2E2，则两杆临界应力的关系有四种答案：( )。
A.
(σcr)1=(σcr)2
B.
(σcr)1=2(σcr)2
C.
(σcr)1=(σcr)2／2
D.
(σcr)1=3(σcr)2
查看完整题目与答案
【单选题】听力原文：W: It's time Makes You Think, and today our subject for discussion is 'Exams: what are they good for'. Here in the studio to discuss exams we have Jason Green, educational psychologist Jason, I b...
A.
Because he has the idea that examinations have made the goal of exams becomes not learning, but rather the acquisition (获得) of the book knowledge.
B.
Because he thinks exams can increase our book knowledge.
C.
Because he thinks exams are completely useless.
D.
Because the examination system has lasted too long in history.
查看完整题目与答案
【单选题】______ choice you make matters little to the final result of the discussion.A．No matter what B．W
A.
39. ______ choice you make matters little to the final result of the discussion. A．No matter what
B.
Whichever
C.
Whatever
D.
No matter which
查看完整题目与答案
相关题目：
【单选题】The dog was taken for a walk, ?
A.
wasn't it
B.
doesn't it
C.
isn't it
D.
is it
查看完整题目与答案
【单选题】听力原文：M：Hi，Betty，may I have a discussion about the training program with you? W：Sure，take a seat，please． M：We are planning a training program for the new employees. They have to learn how to use the ma...
A.
All staff.
B.
Young workers.
C.
New employees.
D.
Department managers.
查看完整题目与答案
【单选题】听力原文：W：So，what did you think about the discussion at lunch? I didn't realize people have such strong feelings about politics． M：Are you kidding? That subject always touches a nerve． Q：What does the ma...
A.
No one was interested in the discussion.
B.
Politics is a sensitive topic.
C.
The woman is not being serious.
D.
People should avoid discussing politics.
查看完整题目与答案
【单选题】听力原文：W: So, what did you think about the discussion at lunch? I didn't realize people have such strong feelings about politics. M: Are you kidding? That subject always touches a nerve. Q: What does th...
A.
No one was interested in discussing politics.
B.
People avoid discussing politics.
C.
The woman is not being serious.
D.
Politics is a sensitive topic.
查看完整题目与答案
【单选题】— Tom, did Mr. Li join you in your discussion? — No, he _____, but he happened to have fallen ill.
A.
would like to
B.
will
C.
was to have
D.
was going to join
查看完整题目与答案
【判断题】3食用菌的湿度指培养料含水量和空气湿度
A.
正确
B.
错误
查看完整题目与答案
【判断题】当两侧或三侧均有电源时，应先从高压侧充电，再送至低压侧，并按照继电保护的要求调整变压器的中性点接地方式。
A.
正确
B.
错误
查看完整题目与答案
【单选题】两根细长杆，直径、约束均相同，但材料不同，且E1=2E2，则两杆临界应力的关系有四种答案：( )。
A.
(σcr)1=(σcr)2
B.
(σcr)1=2(σcr)2
C.
(σcr)1=(σcr)2／2
D.
(σcr)1=3(σcr)2
查看完整题目与答案
【单选题】听力原文：W: It's time Makes You Think, and today our subject for discussion is 'Exams: what are they good for'. Here in the studio to discuss exams we have Jason Green, educational psychologist Jason, I b...
A.
Because he has the idea that examinations have made the goal of exams becomes not learning, but rather the acquisition (获得) of the book knowledge.
B.
Because he thinks exams can increase our book knowledge.
C.
Because he thinks exams are completely useless.
D.
Because the examination system has lasted too long in history.
查看完整题目与答案
【单选题】______ choice you make matters little to the final result of the discussion.A．No matter what B．W
A.
39. ______ choice you make matters little to the final result of the discussion. A．No matter what
B.
Whichever
C.
Whatever
D.
No matter which
查看完整题目与答案
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