漱口液改善口臭的机制不包括（）
A.机械清洗作用
B.杀菌作用
C.掩盖异味作用
D.去除舌苔作用
E.拮抗异味物的产生
参考答案：D
根据句意及单词的首字母完成句子。
1. Jack is always late for schoo1,so his teacher is m at him.
2. He left a m on the table. Did you see it?
3. What other l sides Chinese?
4. She said she was having a s party for her mother.
5. What h to you?You look unbappy.
以下哪种驱动程序类型是3dsMax2009的默认显示驱动类型？（）
A.软件（SoftwarE.
B.Opengl
C.Direct
D.Direct3D
