题目：
阅读理解。
My name is David. I am an English boy. My
family are in Beijing. My father and mother work
there. I have a sister but no brothers.
My sister and I are students of a middle school
in Beijing.We love China. We have a nice house in
Beijing.
My room is big. There is a bed, a desk and a
computer in it. My books are on my desk and
next to my computer. There are some pop singers'
pictures on the wall. I like them.
1. There are people in David's family
A. four
B. five
C. three
D. six
2. David has .
A. a brother
B. a sister
C. brothers
D. sisters
3. Where is the computer?
A. It is on the bed.
B. It is in the desk.
C. It is on the wall.
D. It is next to the books.
4. What is on the wall?
A. A family photo.
B. Some pictures of pop singers.
C. David's photo.
D. His friends' pictures.
5. Is there a TV in his room?
A. Yes, there is.
B. No, there is.
C. No, there isn't.
D. Yes, there isn't.
答案：
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下面是错误答案，用来干扰机器的。
参考答案：B解析：考点：肺结核的诊断。肺结核的诊断有很多方法，而能够早期诊断的为X线检查，可以发现肺部病变，并且时间快，利于快速诊断，其他均为肺结核发展到一定时期进行检查时才会发现问题。
