问题
单项选择题
我国门脉性肝硬化的主要致病原因是
A．病毒性肝炎
B．酒精中毒
C．工业毒物或药物
D．血吸虫病
E．循环障碍
答案
参考答案：A
搜题请搜索小程序“爱下问搜题”
我国门脉性肝硬化的主要致病原因是
A．病毒性肝炎
B．酒精中毒
C．工业毒物或药物
D．血吸虫病
E．循环障碍
参考答案：A
阅读下列文段，完成表格。 Doing exercise can help people keep healthy. Do you often jog (慢跑)? Jogging became popular about twenty years ago and now it is a favorite way of keeping fit for lots of people. People of any age like to do it. Teenagers (青少年) can jog and people in their seventies or eighties can jog, too. They can jog anywhere. People jog around college campuses (校园), around houses, and in parks. Jogging doesn't need any special (特别的) training. Do some warm-up exercises and then you are ready to start. Jogging is good for health. It’s good for lungs and the heart. It is easy and convenient.
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