更多"It is（）to interrupt the others whil"的相关试题:
[单项选择]Cocks and valves control or interrupt flow, and have internal passages arranged so that they can be restricted or closed: in cocks, by rotating the plug, and in valves, by lowering, raising or rotating a disc in relation to a seating surfaceAccording to the above sentence, which of the following statements is not true?（）
A. Flows of fluids can be restricted by both cocks and valves
B. There are seats in the internal passages of valves
C. A disc of valve only moves up and down
D. We can infer that there is a bore in cock ping
[单项选择]I am so sorry to interrupt you again.（）
A. That's good.
B. It's all right.
C. I don't think so.
D. No way!
[判断题]do-while循环可以写成while循环的格式。
[单项选择]C语言的do-while循环中，循环由do开始，用while结束；而且在while表达式后面的（）不能丢，它表示do-while循环的结束
A. /n
B. “；”
C. “%”
D. “，”
[单项选择]下面的while循环执行了（）次空语句。while（i=3）；
A. 无限次
B. 0次
C. 1次
D. 2次
[判断题]条件语句WHILE[]DO，当省略WHILE，则产生从DO到END的无限循环
[单项选择]Yesterday we had （） talk.
A. one and a half hour’s
B. one and a half hour
C. an hour and a half’s
D. an hour’s and a half
[单项选择]What does this news item mainly talk about
[单项选择]Don’t talk（）that.
A. as
B. at
C. like
[单项选择]While performing a preventative maintenance check on a personal computer, a technician notices thatseveralunused expansion card slots have open ports. Which of the following BEST describes why the covers for these card slots should be reinstalled?（）
A. Help limit radio frequency interference (RFI) inside the case.
B. Help ensure proper air flow through the case.
C. Help prevent moisture buildup in the case.
D. Help limit electrostatic discharge (ESD) inside the case.
[单项选择]While troubleshooting a network connectivity issue, you suspect that a router may be missing a route, or may be receiving bad routing information to a destination. What command should you issue to view the route that the router will use to reach a given destination?（）
A. ping
B. trace
C. show ip route
D. show interface
E. show cdp neighbors
[单项选择]While troubleshooting a network connectivity problem, a technician observes steady link lights on both the workstation NIC and the switch port to which the workstation is connected. However, when the ping command is issued from the workstation, the output message "Request timed out." is displayed. At which layer of the OSI model does the problem most likely exist（）。
A. the session layer
B. the protocol layer
C. the data link layer
D. the access layer
E. the network layer
F. the application layer
[单项选择]
About the time that schools and others quite reasonably became interested in seeing to it that all children, whatever their background, were fairly treated, intelligence testing became unpopular.
Some thought it was unfair to minority children. Through the past few decades such testing has gone out of fashion and many communities have indeed forbidden it.
However, paradoxically, just recently a group of black parents filed lawsuit (诉讼) in California claiming that the state’s ban on IQ testing discriminates against their children by denying them the opportunity to take the test. (They believed, correctly, that IQ tests are a valid method of evaluating children for special education classes. ) The judge, therefore, reversed, at least partially, his original decision.
And so the argument goes on and on. Does it benefit or harm children from minority groups to have their intelligence tested We have always been on the side of permitting, even facilitatin
A. Its validity was challenged by many communities.
B. It was considered discriminative against minority children.
C. It met with strong opposition from the majority of black parents.
D. It deprived the black children of their rights to a good education
[单项选择] 有以下程序段 int k=0 while(k=1)k++; while 循环执行的次数是（）
A. 无限次
B. 有语法错，不能执行
C. 一次也不执行
D. 执行1次
