润滑脂按使用性能可分为减摩润滑脂、增摩润滑脂、密封润滑脂和（）4类。
A、通用润滑脂
B、高温润滑脂
C、专用润滑脂
D、防护润滑脂
参考答案：D
句型转换，我最棒！
1. Is there a computer in the hotel! (同义句)
__________ the hotel __________ __________ __________?
2. I can send my friend an e-mail. (同义句)
I can send an e-mail __________ __________ __________.
3. He has a computer. (否定句)
He __________ __________ a computer.
4. What's bandage? Do you know? (两句连一句)
__________ __________ know __________ __________ __________is?
5. Let's see. Do they have a camera? (两句连一句)
Let's see __________ they __________ __________ __________.
组织结构必须随着组织战略的重大变化而调整。组织结构可以从以下方面来衡量（）
A、复杂性
B、正规化
C、集权化
D、综合性
