能通过细菌滤器的微生物是（） A.支原体、衣原体 B.放线菌、衣_爱下问搜题

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问题单项选择题

能通过细菌滤器的微生物是（）

A.支原体、衣原体

B.放线菌、衣原体

C.立克次体、细菌

D.螺旋体、支原体

E.真菌、支原体

答案

参考答案：A

完形填空

完形填空。

     Look   1   picture    2 .  Jim's room. His family    3   is on the wall.   4     jacket is on the bed. His
computer   5   on  the table. His keys are   6 the   drawer. His pencils    7   in the pencil case. Where
   8   his baseball? Oh, it's   9    the floor.   10   likes his room very much.

( )1. A. at
( )2. A. for
( )3. A. photos
( )4. A. He's
( )5. A. am
( )6. A. on
( )7. A. am
( )8. A. am
( )9. A. on
( )10. A. He's

B. on
B. of
B. name
B. He
B. is
B. at
B. is
B. is
B. in
B. He

C. of
C. at
C. photoes
C. His
C. are
C. of
C. are
C. are
C. of
C. His

D. in
D. in
D. photo
D. Him
D. be
D. in
D. be
D. /
D. at
D. Him

单项选择题

在下列关于设备磨损的表述中，错误的是 ______ 。

A．有形磨损造成设备的技术性陈旧

B．有形磨损引起设备使用价值的降低

C．无形磨损的原因是技术进步

D．无形磨损的设备不能继续使用