搜题请搜索小程序“爱下问搜题”
问题 单项选择题

甲亢131I治疗应考虑减少剂量的因素（）。

A.甲状腺较大

B.年老患者

C.有效半衰期较短者

D.长期抗甲状腺药物治疗效果不好者

E.术后复发

答案

参考答案：E

解析：术后复发甲亢患者131I治疗时需要减少剂量。其他几种因素均为增加剂量的因素。

单项选择题

噬菌体是侵袭细菌的（）。

A.细菌

B.真菌

C.病毒

D.放线菌

E.螺旋体
查看答案
单项选择题

This is a famous street in China. What is it It’s West Street. Why is it so famous Now let me tell you something (41) it.
West Street is in Yangshuo, Guangxi. It’s over 1,400 years (42) .It’s about 1,000 meters (43) . But it’s very clean and beautiful. In the street, there are (44) shops. The things in the shops are nice and cheap. Every day, lots of visitors come here. Many of (45) are foreigners. It’s a good place to practice speaking English. So West Street is called the biggest English corner. Some people (46) call it the earth village. Almost everyone in the street (47) English.
But you mustn’t ride your bike or drive your car in the West Street. You can only (48) here. Why Because it’s a walking street. In the street, you needn’t worry that you’ll be hit by cars. (49) happy!
West Street is a wonderful place to visit. (50) West Street.

[A] What [B] What a [C] How
查看答案