采用现场操作阀门时,应监视阀门()和阀杆运行情况,阀门开闭度要符合要求。
参考答案:开闭指示
阅读理解。
Lin Tao has a good friend.His name is Jim Smith.He is eleven.They are at the same age.Jim's father and mother work
in China.Jim likes Chinese food very much.Lin Tao often asks him to come to his home and have Chinese food with his
family.?
Jim is good at English.And Lin Tao is good at Chinese.Jim can help Lin Tao with his English.And Lin Tao can help
Jim to learn Chinese.They can help each other.?
1.Lin Tao is friend.?
A.Mrs Green's
B.Jim's
C.Jack's
D.Li Bing's
2.Jim's parents work in .?
A.America
B.Japan
C.China
D.England
3.Jim and Lin Tao are .?
A.in the same city
B.at the same age
C.at the same school
D.in the same shop
4.Jim is good at .?
A.Chinese
B.English
C.French
D.Japanese
5. often asks Jim to come to his home and have Chinese food.?
A.Mr Green
B.Mrs Green
C.Jim's uncle
D.Lin Tao
网络文化具有开放性和平等、自主、自由参与等特点,在思维、情感、思想观念和价值取向上呈现出多样性,因此,政府在发展网络文化时要[ ]
①建设社会主义核心价值体系②高举旗帜,科学发展③追求更高的思想道德目标④提高眼力,拒绝污染
A.①②
B.②④
C.①③
D.③④