YJ29滤嘴接装机调整水松纸储纸箱走纸宽度时，应使储纸箱前后有机玻璃板内表面之间的距离为水松纸纸宽加（）mm。
A.2
B.4
C.6
D.8
参考答案：B
对真菌有效的消毒方法有（）
A.干燥
B.紫外线
C.10%甲醛
D.高温
E.抗生素
句型转换。
1. Alan likes computer games. (改为一般疑问句)
_______ Alan _______ computer games?
2. Tom likes coffee. (改为否定句)
Tom _______ _______ coffee.
3. Does she like salad? (作否定回答)
_______, _______.
4. like, don't, I, but, apples, bananas, like, I (连词成句)
_______________________________
5. Does she like salad? (改为陈述句)
_______ _______ salad.
