肺灌注的禁忌症和相对禁忌症有()
A.严重的过敏史或过敏体质者
B.严重肺动脉高压者
C.严重肺血管床损害者
D.有右到左心血分流者
E.严重肺栓塞者
参考答案:A, B, C, D
任务型阅读
阅读下面关于雾霾天气(hazy weather)的注意事项,将图片序号写在对应题号前的横线上。
小题1:If you have to go out, please wear a face mask.
小题2:Wash your face and clean your nose as soon as you get home.
小题3:Poor air is bad for people’s health, especially for kids and the old people, so try not to exercise too often outside.
小题4:On hazy days, you’d better close the windows, or open the windows a little and let the air in.
小题5:Drink more water or tea, and eat more vegetables and fruit.
A.
B.
C.
D.E .
1936年10月,红军三大主力在甘肃什么地方胜利会师从而结束了具有伟大历史意义的长征?