用所给动词的适当形式填空。

1. My brother's ______ (write) habits are not good.

2. My mom goes shopping ______ (two) a week.

3. She tries ______ (eat) a lot of vegetables and fruit.

4. On weekends, I have to help my mom ______ (clean) the house.

5. ______ (not) run after meals.

以下决策表的描述中，正确的是( )。

A．决策表是和流程图相同的辅助工具

B．决策表有时可以代替流程图中的分支

C．决策表将比较复杂的决策问题简洁、明确地描述出来

D．上述三项