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问题 多项选择题

131I治疗Graves病时，下列哪些情况需适当增加131I剂量（）。

A.术后复发

B.有效半衰期长

C.长期用抗甲状腺药物治疗疗效差

D.第一次经I治疗后疗效不明显

E.甲状腺较大或质地较硬

答案

参考答案：C, D, E

填空题

根据短文内容和所给中文提示，写出空白处个单词的正确形式，每空限填一词。

     Mr. Hall takes his students to the 1______ (动物园) every year. Last week, on 2______ (七月) 2nd,

they went there by 3______ (公共汽车). It was very 4______ (热的), but they all had a pleasant day out.

Many students fell in love with the 5______ (六) baby pandas when they saw them. Some students loved

the monkeys. The monkeys 6______ (跳) up and down the trees. How funny they were!Some boys liked

the lions. The lions were very 7______ (强壮的) and smart. The trip was also for study. It was one of

their 8______ (美术) lessons. "It's good for the dtudents to get out of the 9______ (教室) to learn drawing."

Mr. Hall said. "They feel 10______ (兴奋) to see all kinds of animals. Many of them do their best work on

the trip."

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单项选择题

测定水泥强度，必须采用（）。

A.水泥石试件

B.水泥砂浆试件

C.水泥胶砂试件

D.混凝土立方体试件
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