下列病理情况,病灶部位语音震颤增强的是()。
A.肺实变
B.气胸
C.肺气肿
D.胸膜肥厚
E.胸腔积液
参考答案:A
Years ago we didn't know this, but recent science ______ that people who don't sleep well soon get ill.
A.showed
B.has shown
C.will show
D.is showing
“售出商品概不退换”的规定侵犯了消费者的()
A.自主知情权
B.公平交易权
C.知悉真情权
D.依法求偿权