1.How often do you quarrel [ with ]your parents in a month
翻译:你跟你父母一个月吵多少次架?(汗,居然有这种句子)
How often 是多频繁多经常的意思
2.They're talking [ about ] his family .
翻译:他们正在谈论他的家庭
3.Why do you feel sorry [for] them
翻译:你为什么会觉得对他内疚(抱歉)?
4.Some teenagers in Shengzhen are worried [ about ] the future .
翻译:深圳的一些青少年很忧虑未来.
5.My brother looks [ for ] a job every day .
翻译:我兄弟每天都在找工作.
(这是初中英语吧?小朋友学习要先自己多动脑筋哦,)