What kind of message does the society give to the children who are becoming obsessed with dieting and their weight
A. It is important to be thin.
B. It is fashionable to have diet.
C. It's a shame that children are being robbed of their childhoods.
D. It's a shame that children are developing eating disorders.
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镍及镍合金氦气保护焊接过程中，焊接电流低于( )A时，焊接电弧不稳定，所以，小电流焊接时，应该采用氩气保护。
A. 60
B. 80
C. 90
D. 100
文献编著者姓名不分文种，一律姓在前，名在后。编著者不超过( )位时，可全部照录。
A. 一
B. 二
C. 三
D. 四
引起于宫节律性收缩的是
A. 大剂量催产素
B. 孕激素
C. 小剂量催产素
D. 生乳素
E. 雌激素
A2型题 患者巨大脾脏，白细胞计数显著增高，可达300×109/L，并见少许各种幼稚粒细胞，血小板计数极度增多。治疗应首选（）
A. VP方案
B. HOAP方案
C. 雄性激素
D. 白消安
E. 泼尼松
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