治疗球菌性口炎（） A.口服无环鸟苷、局部用5%二甲基亚砜液 B._爱下问搜题

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问题单项选择题 B1型题

治疗球菌性口炎（）

A.口服无环鸟苷、局部用5%二甲基亚砜液

B.调整咬合，去除过锐、过陡的牙尖、牙嵴

C.青霉素肌注

D.链霉素肌注

E.2%～4%碳酸氢钠漱口

答案

参考答案：B

解析：单纯疱疹首选全身抗病毒治疗，一般选用无环鸟苷，故1题选A；球菌性口炎是细菌感染性的，抗生素口服或注射，一般可选用青霉素、庆大霉素、螺旋霉素等，故2题选C；白斑首要的措施是除去刺激因素，如戒烟禁酒，少吃烫辣食物等，去除残根、残冠、不良修复体等，故3题选B。

完形填空

One day, a boy found the cocoon(茧) of a butterfly and brought it home. A few days later, the boy saw a small    in the cocoon. He sat and watched for several hours as a butterfly struggled to make    body through that little hole. Suddenly it stopped. So the boy  to help the butterfly, thinking the butterfly might be     .He took a pair of scissors and cut the hole  .The butterfly came out of the cocoon but it   a little different. It had a weak body and small, thin     . The butterfly didn’t start to fly. In fact, the butterfly spent the rest of its life crawling(爬行) around with a weak body and thin wings. It was never able to fly.
The boy acted with       but he didn’t understand why it could be like this. When a butterfly crawls out of the cocoon, it must struggle. The hard work of      out of the cocoon makes the fluid(液体) from the butterfly’s body into its wings. It helps the butterfly be      to fly. If the butterfly never has to squeeze(挤压) itself out of the cocoon, its wings will never get the fluid and it can never fly.
    struggles are what we need in our lives. If we lived our lives without any problems, we would never learn or grow. We would not be       we could have been and we would never fly.
In our lives, pain and suffering is the key to all windows, and sometimes even        growth, without it , there's no way of life. We can't avoid       or problems. So, next time you are    a problem or difficulty, remember the butterfly. Struggle a little—then fly!

A．as helpful as

C．as strong as

D．as creative as

B．difficulties

A．served with

B．growing into

C．bringing in

单项选择题

肠套叠最常见类型是（）。

A.空肠套入回肠

B.回肠套入回肠

C.回肠套入结肠

D.盲肠套入结肠

E.结肠套入结肠