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【单选题】
1988年上海市甲型肝炎的暴发流行,称为A.
短期波动
B.
周期性
C.
长期变异
D.
季节性
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反馈参考答案：
举一反三
【单选题】According to the passage, which of the following statements is tree about Dr. Roiter?
A.
His wife has a fatal insomnia.
B.
He found sleeping pills were useless to insomnia patients.
C.
He is the descendant of a prominent Italian family.
D.
His wife's family has suffered from fatal insomnia for centuries.
【简答题】标题：Gatsby, literature’s party animal, turns 90 I was in high school when I first fell for Gatsby, who turns 90 today — an “old sport” by any measure. He was 50 even then, but he appeared to me as Robe...
【判断题】The main advantage of in-transit merge over drop-shipping is the somewhat lower transportation cost and improved customer experience.
A.
正确
B.
错误
【多选题】结核菌素试验阳性,表明受试者
A.
接种卡介苗成功
B.
对结核分枝杆菌有特异性免疫力
C.
感染过结核分枝杆菌
D.
对结核分枝杆菌有迟发型超敏反应
E.
可能有活动性结核病
【简答题】drop /drɒp/ v./n.
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