问题
单项选择题
影响吸入麻醉药诱导快慢的主要因素是()
A.通气量
B.血/气分配系数
C.心排血量
D.吸入浓度
E.MAC
答案
参考答案:B
影响吸入麻醉药诱导快慢的主要因素是()
A.通气量
B.血/气分配系数
C.心排血量
D.吸入浓度
E.MAC
参考答案:B
![]() How can Omar’s class help? Omar’s class at school learned about taking care of our planet. Children in his class worked hard at collecting newspapers, cans, and bottles. Their teacher took what they collected to a company where the things would be recycled(回收)and used again. Omar hoped that doing his would make progress toward cleaning up our Earth. Omar wished that they could do more. Then Omar’s teacher gave the class this form.
A. report to Mr. Smith B. go to the Pizza Palace C. join the Clean Earth Club D. buy an oak tree 2 “I made a difference” in the passage probably means “ ________”. A. I was different from others B. I became more interested than before C. I did something for a friend D. I made something better than it was 3. If you help in the cleanup, at the end of the day you will receive a ________. A. pair of gloves B. breakfast C. small shovel D. T-shirt 4. What is the main idea of this passage? A. Schools organized a general cleaning. B. Children can help clean up our Earth. C. More bottles are thrown away than cans. D. Recycling costs a lot of money. |