急性克山病的主要临床表现为 A．皮肤三联症 B．消化系统症状 _爱下问搜题

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问题单项选择题

急性克山病的主要临床表现为

A．皮肤三联症
B．消化系统症状
C．晕厥
D．心源性休克伴严重心律失常
E．末梢神经炎

答案

参考答案：D

完形填空

完形填空。

     This is a map of   1   . Look    2   the map. Where is China, do you know? Here    3   . China is red.
The capital is Beijing. The U.K. is    4    China.    5    the U.S. is    6    China. The U.K. has a    7   ,    8
lives in the palace    9    Buckingham Palace. The U.S. has a   10 , he lives in the White House.

( )1. A. China
( )2. A. in
( )3. A. it is
( )4. A. east
( )5. A. And
( )6. A. east of
( )7. A. present
( )8. A. she
( )9. A. name's
( )10. A. king

B. the U.K.
B. at
B. is it
B. south of
B. But
B. south of
B. king
B. her
B. name
B. president

C. the U.S.
C. on
C. you are
C. west of
C. Then
C. west of
C. queen
C. she's
C. named
C. queen

D. the world
D. for
D. and there
D. north of
D. Because
D. north of
D. teacher
D. her's
D. in
D. driver

问答题简答题

什么叫体育商品供给弹性并分析体育服务商品供给弹性原理？