心包积液患者叩诊心界为()。
A.靴形心
B.梨形心
C.普大型心
D.心界向右侧移位
E.烧瓶样心
参考答案:E
— I promise her daughter ________ get a nice present on her birthday.
— Will it be a big surprise to her?[ ]
A. should
B. must
C. would
D. shall
旅游高等教育以()或()为其发展基础。