关于烧伤后机体蛋白质代谢异常，下列说法错误的是（）A．蛋白质分解加速，创面丢失蛋白质

Joy always rides her bike to school. It’s four miles to school and it takes her about fifteen minutes. Joy likes riding to school. She says it’s good for her health.

Edward usually goes to school by bus. He likes talking with his friends on the bus. It’s about ten minutes’journey(旅程) to school by bus.

Mary’s home is near to school. She usually walks to school. It’s about five minutes’ walk. Mary says she likes taking walks after meal.

阅读短文内容，回答下列问题。

小题1:How does Joy go to school?

小题2:How far is it from Joy’s home to her school?

小题3:Why does Joy like riding to school?

小题4:How long does it take Edward to get to school?

小题5:How far is it from Mary’s home to her school?

MHC-Ⅰ类分子的抗原肽结合部位位于（）

A.α₁与α₂连接处

B.α₂与α₃连接处

C.α₁与α₃连接

D.α₁与β₂m连接处

E.β₁与β₂连接处

输入大中家畜由( )负责审批。

A．农业部

B．国家质检总局

C．口岸检验检疫局

D．国务院

干粉灭火系统组件安装中，对于贮压型系统，当采用全淹没灭火系统时，喷头的最大安装高度不大于（）。

A．5m 

B．7m 

C．9m 

D．10m

男性，60岁。20年前患右上肺结核治愈。近1个月来刺激性咳嗽、血痰来诊。复查胸片见右上肺大片致密阴影伴肺不张。其诊断需高度警惕下列哪种疾病（）.

A.肺结核复发

B.肺癌

C.肺化脓症

D.肺炎

E.肺结节病