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
—Have you heard that Tom, along with his parents, _____ to Japan?
—Really? No wonder I haven’t seen him these days.
A.has been
B.has gone
C.have been
D.have gone
黄筌富贵,徐熙夜逸的风格差异.不同艺术风格.