胸处按压时，应使胸骨压低约为（） A.1～2cm B.3～4cm C.2～3cm D_爱下问搜题

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问题单项选择题

胸处按压时，应使胸骨压低约为（）

A.1～2cm

B.3～4cm

C.2～3cm

D.3～5cm

E.3～6cm

答案

参考答案：D

解析：垂直向下用力按压，使胸骨压低约3～5cm，随后突然松弛。

阅读理解

We know that the famous master of ceremonies﹡, He Jiong, has studied Arabic language. He is also teaching Arabic language in Beijing Foreign Studies University﹡. He can even write some of his songs in Arabic.
Super girl, Shang Wenjie, is good at French. Do you get surprised when you are listening to her French songs? How could she speak and sing in French? Well, it was her major in university.
Environment is very important when you study a foreign language. If you speak the foreign language every day, you’ll make great progress﹡ in a short time. Yao Ming began to play basketball in NBA in 2002. Now, he speaks English very well.
In 2002, Han Geng, one of members of Super Junior, went to Korea. Han’s Korean﹡ is excellent now.

小题1:Who can write Arabic songs?

B．Shang Wenjie.

小题2:What is Shang Wenjie good at?

A．She is good at singing Arabic songs.

B．She is good at speaking French.

C．She is good at speaking Korean.

D．She is good at playing basketball.

小题3:Can Yao Ming speak English well ?

A．No, he can’t .

B．Yes, he can.

C．No, he doesn’t.

D．Yes, he does.

小题4:What language can Han Geng speak well?

小题5:Which is TRUE according to the passage?

A．Shang Wenjie is a famous master of ceremonies.

B．Yao Ming began to play basketball in NBA in 2002.

C．Han Geng can sing French songs well.

D．He Jiong’s major was French in university.

选择题

“因为拿破仑的对外战争沉重打击了欧洲的封建势力，所以拿破仑的对外战争是正义的。”这个“前提——结论”式的推理属于下列哪一种情况[ ]

A．前提错误，结论正确

B．前提错误，结论错误

C．前提正确，结论错误

D．前提正确，结论正确