寄生
参考答案：
微生物侵入或附着于另一微生物或其它生物细胞，依赖后者提供营养物质进行生长。
用所给词的适当形式填空。
1. Jenny always ____________ (do) her homework at school.
2. Everyone ____________ (like) to sing beautiful songs.
3. My mother is ____________ (make) supper for us now.
4. Do you always brush your ____________ (tooth)?
5. Let's ____________ (put) a line for " never ".
6. These ____________ (be) children.
7. I like all the ____________ (shape).
8. I'm twelve ____________ (year) old.
9. He will ____________ (go) with me.
10. This is ____________ (we) bus driver.
公安工作的主要依据是法律，党委对重大问题的指示不能作为公安工作的依据。 ( )
