慢性阻塞性肺气肿可有下列哪些体征出现
A.肺下界和肝浊音界下降
B.肺泡呼吸音降低,吸气明显延长
C.叩诊呈过清音,心浊音界缩小或不易叩出
D.触诊语颤增强
参考答案:A,C
Maybe it is time for the rest of society to the fact I may not be able to walk, there are many other great things I can do.
A.adjust to; that
B.get used to; that while
C.adapt to; while
D.go about; that while
生态环境现状评价结论要明确回答区域环境的生态环境的生态完整情况,()的协调性、土地和植被的生产能力受到损坏等重大环境问题。
A.人与人
B.人与社会
C.人与自然
D.自然与自然