下列因素中哪个因素中哪个与矽肺的发病直接无关（）A、SiO2含量_爱下问搜题

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问题单项选择题 A型题

下列因素中哪个因素中哪个与矽肺的发病直接无关（）

A、SiO2含量

B、结晶型SiO2含量

C、上述粉尘浓度

D、上述粉尘分散度

E、接触上述粉尘的工龄

答案

参考答案：A

完形填空

Han Mei is a nice girl. She 1 from Yunnan. 2 this picture of her family. There are 3 people in her family. 4 can see her father, her mother and her brother. Han Mei is behind (在后面) her mother, 5
we can see her. Han Mei has a 6 . It's a nice cat. Its 7 i

s Mimi. Can you see 8 cat? Oh, 9 in
Han Mei's arms. Han Mei has a 10 25 family. She loves her family very much .

( )1. A. comes
( )2. A. Look
( )3. A. three
( )4. A. We
( )5. A. but
( )6. A. dog
( )7. A. age
( )8. A. a
( )9. A. it's
( )10. A. small

B. come
B. Look at
B. four
B. They
B. and
B. bird
B. name
B. an
B. he's
B. big

C. are
C. See
C. five
C. She
C. or
C. pet
C. friend
C. the
C. she's
C. happy

单项选择题

中心库、网点对现金调拨过程实行监控的交易是（）

A、1150、1157

B、1151、1157

C、1150、1151

D、1150、1151、1157