刮墨刀线
参考答案：
刮墨刀引起的顺滚筒旋转方向出现的墨线。凹印故障之一。
句型转换.
1. Can you write to me soon? (作否定回答)
_____, I _____.
2. I want a dictionary. (改为否定句)
I _____ _____ a dictionary.
3. Maria's pen friend speaks French. (对划线部分提问)
_____ _____ does Maria's pen friend speak?
4. They like the food about China. (改为一般疑问句)
_____ they _____ the food about China?
5. She has some storybooks.(改为否定句)
She _____ _____ _____ storybooks.
发生一类动物传染病时，应由（）决定对疫区实行封锁。
A.兽医站
B.当地县级以上地方人民政府
C.县畜牧局
