这几句话中哪里错了I don‘t have a friend ang pen palmy brother likes l

He don't have a brother 这句话中哪里出错了 I don't have a pen and a pencil 哪里错了? "I can't find my pen.I have to buy it"这句话哪里错了 I know you have a new pen.Please show me it这句话哪里错了 i don`t want to a red pen.i want blue one哪里错了 I have a pen ,haven't I 还是I have a pen ,don't I She is a good nurse.I don’t think it.这句话里哪里错了 I do not have a pen and a pencil.句中哪里错了 I heven't a pen and I don't have a pen 的区别? “我没有哥哥.”这句话用英语翻译是可以用：I don't have a brother.和I haven't a bro My brother don't have some paper.错在哪里? I don’t like that friend of you.这句话哪里有语法错误