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【简答题】
简要论述实验过程、实验结果、结果分析。 (1)如实验? (2)得到何种结果? (3)如何解释该实验结果?
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【单选题】、 设有如下程序段: int i=0 , sum=1 ; do { sum+=i ; i++ ; } while ( i<6 ); printf ( "%d\n" , sum ); 上述程序段的输出结果是( )。
A.
11
B.
16
C.
22
D.
15
【单选题】—I have a nice book. —Oh, can you ________?
A.
give me to it          
B.
give me it       
C.
give it to me
【简答题】According to a recent survey released earlier this month, 8 percent of drivers, or 1.2 million people, are using handheld or hands-free cell phones at any given time during daylight hours. That's doub...
【简答题】When you are in need of further quantities, please ________ free to communicate with us.
【单选题】颈部粗的人宜选用( )的项链
A.
细粗
B.
细短
C.
长且色深
D.
短且色浅
【判断题】使用千分尺前,应做归零检验。
A.
正确
B.
错误
【简答题】When you are ______ need of further quantities, please feel free to communicate ______ us.
【单选题】用pH试纸测定食用白醋的酸碱度.如果先将pH试纸用蒸馏水润湿后,再把白醋滴在pH试纸上,则测得的pH(  )
A.
偏高
B.
偏低
C.
相同
D.
难于确定
【简答题】按每小题后要求转换下面的句子;每空一词。 1. There are some free tickets for us to go to the theater. (改为一般疑问句) ________ there ________ free tickets for us to go to the theater? 2. Father said to me, 'Don't go out alone a...
【单选题】颈部粗的人宜选用()的项链
A.
细粗
B.
细短
C.
长且色深
D.
段且色浅
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