问题
多项选择题
关于生长发育调查指标的选择，下列说法正确的是（）
A.调查指标越多越能反映生长发育状况，因此调查指标选的越多越好
B.根据调查目的选少数有代表性、能说明生长发育状况的指标即可
C.所选指标的测定精确度应较高、准确性较好
D.所选指标的测定技术应相对简单
E.所选指标应能方便地对结果进行比较和评价
答案
参考答案：B, C, D, E
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关于生长发育调查指标的选择，下列说法正确的是（）
A.调查指标越多越能反映生长发育状况，因此调查指标选的越多越好
B.根据调查目的选少数有代表性、能说明生长发育状况的指标即可
C.所选指标的测定精确度应较高、准确性较好
D.所选指标的测定技术应相对简单
E.所选指标应能方便地对结果进行比较和评价
参考答案：B, C, D, E
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| 1 weekends, I often go to movies 2 my friend, David. My 3 movie star is Jackie Chan. He’s a great 4 . He has a new movie, Speed. It’s a very 5 action movie. I think it’s exciting. Jack likes Michele Yan（杨紫琼） 6 . He likes her famous movie, Sleepless Night. It’s a thriller. I don’t think it’s great. 7 , it’s boring. One thing is interesting. Jack 8 likes Beijing Opera. He often 9 me, "Beijing Opera is really 10 !" My father likes it too. He even wants to be a Beijing Opera artist! | ||||
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