二尖瓣狭窄的杂音听诊特点不包括（）
A.杂音最响部位在心尖区
B.不伴震颤
C.时期为舒张中晚期
D.为递增型
E.性质为隆隆样
参考答案：B
货物烧毁的损失由谁承担
The doctor told Jack's mother that it would not take him long to __________ from his illness.[ ]
A. suffer
B. separate
C. escape
D. recover
