下列除了哪一项,都是动脉导管未闭患者的常见体征()
A.肺动脉瓣听诊区第二心音亢进
B.开瓣音
C.水冲脉
D.胸骨左缘连续性杂音
E.收缩期震颤
参考答案:B
腰膨大的病变导致双下肢__________、____________、___________。
Change the following sentences. 句型转换。
1. They will go to school by bus.(对画线部分提问)
go to school?
2. There's some milk in the cup.(改为一般疑问句)
milk in the cup?
3. This is a box and that is a knife.(改为复数句)
4. They get up at 6:30.(对画线部分提问)
get up?
5. Mary's birthday is November thirteenth.(对画线部分提问)
Mary's birthday?