男,47岁,咳嗽咳痰3年,活动后气促2年。了解患者肺气肿程度,下列哪项检查最有意义()
A.心电图
B.血气分析
C.肺功能测定
D.血常规
E.胸部X线片
参考答案:C
根据句意和首字母提示,写出单词。
l. It's the best w ____to get to school.
2. We can't see the s ____in the daytime, but we can see them at night.
3. Tony lives farthest from the school, so he has the longest j .
4. I don't (知道)the name of the tall boy.
5. Can you tell me the (道路)to Happy Park?
6. My____(最好的)friend likes bananas.
7. Shenzhen is a (现代的)city.I like it very much.
8. I live c to the school.
9. My father works eight h a day.
10. Chinese Airlines is one of the b ____international airlines.
以下关于物流的叙述,错误的是 (52) 。
A. 物流是电子商务活动的重要组成部分
B.物流是实现“以顾客为中心”理念的最终保证
C.包装是物流的主要活动要素之一
D.物流活动包括供应链管理和制造活动