四 吴斌斌和妹妹一起创编了一首有关家规的歌谣，请你读一读，并完成任务。
Rules at home.
They keep us safe.
Don't run! Don't bounce the balls.
Listen to what Mum and Dad say.
Rules at home.
They make us happy.
Don't make a mess(把……弄得一团糟)! Think of others!
Use nice words and speak kindly.
任务一:根据歌谣内容,判断句子正(T)误(F)。
（）1. Don't bounce the balls at home.
（）2. Don't listen to what Mum and Dad say.
（）3. Use nice words and speak kindly at home.
任务二:根据歌谣内容,用英语回答问题。
Why do we need rules at home?

任务一:1.T 2.F 3.T
任务二:They keep us safe. They make us happy.