Ningbo is a________（宜居之地）. The weather is pretty agreeable.
A. livable place
B. living place
C. lived place
D. live place
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I like my hometwon as it's ________（夏天既不太热）nor too cold in winter.
A. either too hot in summer
B. neither so hot in summer
C. neither too hot in summer
D. so too hot in summer
The weather forecast says ________（最高温度是）34ºC. I can't stand it.
A. the tallest is
B. the height is
C. the tall is
D. the high is
放射性是一种具有统计特征的随机现象，符合高斯正态分布，理论上单次测量在1倍标准差范围内出现的概率是？
A. 68.3%
B. 67.8%
C. 72.6%
D. 95.4%
本实验中，为提高统计的效果，最低要求计数的个数为？
A. 50
B. 80
C. 100
D. 90
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