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问题 单项选择题 B型题

急性呼吸窘迫综合征（）

A.氧合指数400～500mmHg

B.PaO256mmHg，PaCO270mmHg

C.PaO268mmHg，PCWP>18mmHg

D.通气/血流=0.8

E.肺顺应性下降，VD/VT增加，但无气流阻塞

答案

参考答案：E

写作题

假定你是李华，你的美国笔友Peter给你发来E-mail寻求帮助。请根据E-mail内容、写作要点和写作要求回信。

Dear Li Hua,

My mom and dad have a rule for their kids: You get all A’s in your exams or you’re out．I’m only 18, I do my homework and try my best, but I feel the pressure from them and I worry about what it’s doing to me．I wonder what it is like in your family．What should I do?

                                                                                

                                                                                

                                                                                

                                                                                

                                                                                

                                                                                

                                                                                

                                                                                

Yours

Peter

写作要点：

1.        告诉Peter你的情况（不能出现真实姓名、学校、家庭地址等信息）；

2.        给Peter提出解决问题的具体建议。

写作要求：

1.        短文须写在答题卡指定区域；

2.        词数100以上（不含写好的部分）；

3.        内容充实，结构完整，语意连贯；

4.        书写清晰、工整。

Dear Peter,

I’m surprised this kind of thing should happen in your country…

                                                                                

                                                                                

                                                                                

                                                                                

                                                                                

Yours

Li Hua
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多项选择题

SDH帧结构中，下列位于净负荷区的是（）。

A.复用段开销

B.再生段开销

C.高阶通道开销

D.低阶通道开销
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