慢性脓胸早期、肺组织无继发性纤维性改变，应作处理A．胸膜腔闭_爱下问搜题

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问题单项选择题

慢性脓胸早期、肺组织无继发性纤维性改变，应作处理

A．胸膜腔闭式引流术
B．胸膜腔穿刺术
C．胸膜纤维板剥脱术
D．胸膜内胸廓改形术
E．单纯病肺切除术

答案

参考答案：A

完形填空

完形填空。

Mother: Lily, where are you?
Lily: I'm in my    1    , Mum.
Mother:    2 are you doing there?
Lily: I'm    3 my lessons.
Mother: Could you    4   and help    5   ?
Lily: Certainly.   6   here Mum. What are you    7   ?
Mother: I'm making some    8   .
Lily: Oh,cakes. How nice! I    9   them very much.
Mother: Lily, look at your things. Put them away. You must look after your things.
Lily: Put them away?   10 ?
Mother: In your box, OK?

( )1. A. classroom
( )2. A. What
( )3. A. reading
( )4. A. go
( )5. A. you
( )6. A. You're
( )7. A. doing
( )8. A. food
( )9. A. want
( )10. A. Where

B. bedroom
B. Who
B. making
B. like
B. her
B. I'm
B. writing
B. fee
B. eat
B. What

C. school
C. Where
C. doing
C. read
C. me
C. She is
C. wearing
C. cakes
C. know
C. Who

D. shop
D. How
D. seeing
D. come
D. them
D. It's
D. thinking
D. clothes
D. like
D. Whose

选择题

磁通量可以形象地理解为“穿过磁场中某一面积的磁感线条数”。如图所示磁场中，s₁、s₂、s₃为三个面积相同的相互平行的线圈，穿过s₁、s₂、s₃的磁通量分别为φ₁、φ₂、φ₃且都不为0。下列判断正确的是（）

A．φ₁最大

B．φ₂最大

C．φ₃最大

D．φ₁、φ₂、φ₃相等