问题
单项选择题
诊断急性呼吸窘迫综合征时，急性肺损伤患者氧合指数（PaO2/FiO2）为（）
A.＜6.67kPa（50mmHg）
B.＜13.3kPa（100mmHg）
C.＜26.7kPa（200mmHg）
D.＜40kPa（300mmHg）
E.＜53kPa（400mmHg）
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
诊断急性呼吸窘迫综合征时，急性肺损伤患者氧合指数（PaO2/FiO2）为（）
A.＜6.67kPa（50mmHg）
B.＜13.3kPa（100mmHg）
C.＜26.7kPa（200mmHg）
D.＜40kPa（300mmHg）
E.＜53kPa（400mmHg）
参考答案：C
| 完形填空。 | ||||
| The Cowboy without a Horse A cowboy rides into a town and stops at a caf ? for a drink. __1__ he finishes his drink, he finds his horse is stolen (偷窃). He __2__ back into the caf ?, holds his gun up into the air and fires a shot (开枪) __3__ even looking. "Which one of you stole __4__ horse?" he shouts loudly. __5__ answers. "Alright, I'm going to have __6__ beer, and if my horse isn't back outside by the time I finish, I'm going to do __7__ I did in Texas! And I don't like to have to do it." Some of the people in the town are very __8__. After the cowboy has one more beer, he walks outside. His horse is back! He __9__ his horse and starts to ride off. The waiter goes __10__ the caf ? in a hurry and asks, "Say, before you go, what happened in Texas?" The cowboy turns back and says, "I had to walk home." | ||||
|