问题
单项选择题
| 男性，32岁，电工，操作时不慎触电，心跳呼吸骤停来院急诊，迅速心肺复苏 |
心脏复苏时，使按压部位下陷
A．1～2cm
B．3～4cm
C．4～Scm
D．7～8cm
E．9cm
答案
参考答案：C
解析：按压部位在胸骨下段，双手掌根部相叠，两臂伸直按压，使胸骨下陷4～5cm，80～100/min。
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| 男性，32岁，电工，操作时不慎触电，心跳呼吸骤停来院急诊，迅速心肺复苏 |
心脏复苏时，使按压部位下陷
A．1～2cm
B．3～4cm
C．4～Scm
D．7～8cm
E．9cm
参考答案：C
解析：按压部位在胸骨下段，双手掌根部相叠，两臂伸直按压，使胸骨下陷4～5cm，80～100/min。
| 根据短文大意和语境选择方框内的单词，并用其正确的形式填入空白处，使补全后的短文意思通顺，语法正确，结构完整。 | |
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| Yesterday afternoon, the students were having a chemistry class. Miss. Lee was telling the children what 1 was like. She asked her students, "Could you say something more about water?" No one answered for a few 2 . Miss. Lee asked again, "Why don't you answer my questions?" Just then a boy 3 his hand and said, "Miss. Lee, you told us that water has no colors and no smells. But where to find such water? The water in the river behind my house is always black and it has a bad smell. "Yeah, that's true!" Most of the children agreed 4 him. "I'm sorry, children," said the teacher. "Our water is getting dirtier and dirtier. That's really a 5 problem. What should we do to make the river clean?" | |
