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【单选题】
要产生两点之间的直线运动,必须:A.
必须将图形转换为“影片剪辑”组件
B.
必须在后面几帧中插入一个
C.
执行菜单命令“控制”中的“播放”
D.
行菜单命令“控制”中的“测试影片”
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反馈参考答案：
举一反三
【单选题】Which of the following is a disadvantage of using secondary data?
A.
Gathering secondary data is costly.
B.
Collecting secondary data is time consuming.
C.
Few sources exist for secondary data.
D.
It is not accurate enough.
【单选题】Decide whether the following is primary data or secondary data. Data from a government publication on the toy industry used by a new toy shop to determine which items to stock.
A.
Primary data
B.
Secondary data
【单选题】血糖正常值为(以mg/d1或mmol/L计) ( )
A.
70~110或3.89~6.11
B.
80~140或4.52~7.78
C.
60~70或3.33~3.89
D.
130~140或7.22~7.78
E.
99~112或5.52~6.23
【单选题】Decide whether the following is primary data or secondary data. Results of an election opinion poll published in a newspaper
A.
Primary data
B.
Secondary data
【单选题】Decide whether the following is primary data or secondary data. Information from clock cards when used for making up wages.
A.
Primary data
B.
Secondary data
【单选题】Secondary data is:
A.
Data that does not provide any information
B.
Data collected for another purpose
C.
Data collected specifically for the purpose of the survey being undertaken
D.
Data collected by post or telephone, not by personal interview
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