问题
单项选择题
小儿咽鼓管的特点
A．胸骨左缘第2、3肋间Ⅱ～Ⅲ级收缩期杂音
B．胸骨左缘第3、4肋间Ⅲ～Ⅳ级粗糙的全收缩期杂音
C．胸骨左缘第2肋间粗糙的连续的机器样杂音
D．胸骨左缘第2肋间喷射性收缩期杂音
E．胸骨右缘第3肋间舒张期杂音
答案
参考答案：A
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小儿咽鼓管的特点
A．胸骨左缘第2、3肋间Ⅱ～Ⅲ级收缩期杂音
B．胸骨左缘第3、4肋间Ⅲ～Ⅳ级粗糙的全收缩期杂音
C．胸骨左缘第2肋间粗糙的连续的机器样杂音
D．胸骨左缘第2肋间喷射性收缩期杂音
E．胸骨右缘第3肋间舒张期杂音
参考答案：A
 It was the end of the year party at school .I had asked my mother to __36__us cookies .Mom’s chocolate chios were the best . But two o’clock passed, and she didn’t 37 .Most of the other mothers had come and gone , dropping off their cookies , chips and cupcakes . I took my bag and left 38 my home . The house was empty when I arrived . My heart was 39 anger.For the first time in my life ,my mother had let me down . I was lying on my bed upstairs 40 I heard her come through the front door .“Robbie,”she called out .“Where are you ?” I could hear her running from room to room . She was looking for me .I kept silent .When she entered my room and sat beside me on my bed , I didn’t move .“I’m sorry , honey ,” she said .“I got busy and forgot .” I still kept __41__. Then my mother began to laugh .I couldn’t believe ___42___.I rolled over (翻身)and faced her . But my mother wasn’t laughing at all . She was crying . “I’m so sorry . I let my boy down .” She cried like a little girl. I had never __43__my mother cry . “It’s OK , Mom ,”I reached out and stroked （抚摸）her hair .“We didn’t even need those ___44___.” There was plenty of stuff to eat .Don’t cry It’s all right.” My ____45__made my mother sit up . She pulled me to her . We didn’t say another word .We just held each other in a long hug .
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