某男，55岁。倦怠乏力、低热、咳嗽4月余，伴潮热、盗汗、痰中带_爱下问搜题

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问题单项选择题

某男，55岁。倦怠乏力、低热、咳嗽4月余，伴潮热、盗汗、痰中带血5天。 X线示右肺上叶尖段须状阴影伴有空洞形成，应首先考虑的诊断是

A．肺炎球菌肺炎
B．肺脓肿继发感染
C．癌性空洞伴感染
D．肺脓肿
E．浸润性肺结核伴有空洞

答案

参考答案：E

填空题

选择框格内单词的适当形式填空，每词限用一次。

shop, make, throw, how, it, many, give, had, care, use

Dear Sir,
     I would like to make a comment on the plastic bags which we use in our daily life. I thought that the   1
effect (影响) from all these bags on our environment was well -known and that most people know they should not keep   2 them but collect them in the dustbin ( 垃圾箱). However, one of the   3 near my home seems
to use   4 of these bags than ever before. Red ones, white ones and blue ones-it   5 no difference. They don't   6 about the problems of environment. They still use plastic bags to wrap (包装) most of the things every
day. When I went shopping the other day, I bought two things, and I   7 three bags to wrap   8 . Is it
necessary   9 so many bags? Everyone should realize   10 important it is to clean our environment. Yours
sincerely, Tony Wang

单项选择题

就一条河流而言，通常又分为（）、上游、中游、下游和河口五个部分。

A.山区

B.丘陵

C.平原

D.河源