斑块的直径一般大于()
A.1cm
B.2cm
C.3cm
D.4cm
参考答案:A
根据汉语提示完成下列句子。
1. Children like to (唱歌).
2. (明天) we are going to buy some (玩具).
3. I (邀请) my friends to my house.
4. Let's find the (卡片) with Santa.
5. Danny (步行) to the bus stop every day.
下列关于隆嵴下间隙的描述错误的是()
A.前为肺动脉权和右肺动脉
B.两侧为左、右侧主支气管
C.后为食管
D.CT横断解剖出现率为50%
E.内有隆嵴下淋巴结