清扫器是为卸载后的带式输送带清扫表面粘着物之用。最简单的清扫装置是刮板式清扫器。（）
参考答案：对
用所给单词的适当形式填空。
1. This book is _____ (cheap) than that one.
2. He is _____ (friend) to me.
3. How many _____(sheep) are there on the hill?
4. Tom writes _____ (careful).
5. Please keep the door _____ (open).
6. This is _____ (she) book.
7. That is the _____ (good) music in the world.
8. Your coat is as _____ (new) as hers.
9. He is the best _____ (perform).
10. There are some _____ (child) in the park.
脑出血需与下列哪些疾病鉴别（）
A.脑血栓形成
B.SAH
C.脑外伤
D.各种脑病
E.脑栓塞
