瘢痕疙瘩最常见的发生部位是胸部。
参考答案:对
找出每题中的一个错误,并在横线上改正。
1. Helen can speaks three languages.
2. How much pens are there in your pencil-box?
3. Not throw rubbish on the floor, please.
4. I should to take some medicine after meals.
5. What's the wrong with your brother?
原发孔房间隔缺损在二维超声检查时有什么所见()
A.显示房间隔最低位处(房、室间隔连接处)缺损
B.显示左心室扩大
C.显示房间隔最上部(近心房顶部处)缺损
D.显示室间隔上段缺损
E.显示房间隔中央部缺损