my mother is finding our cat.这句话是哪里错了?

My mother likes sing.(这句话哪里错了?) My mother is a office worker哪里错了 Her mother is Mr King.She is 40 years old.这句话哪里错了? My mother worked to a school这句话哪里错了 my mother can tells me stories in english这句话中哪里错了 My favourite fruit is grapes 这句话哪里错了 My mother's son is my cousin这句话中哪个地方错了? He is finding his new work far more exciting.这句话中的finding是进行 Look at my cat.It's name is happy哪里错了 my parents is my father and my mother.哪里错了 My mother is getting ready to dinner.这句话错在了那里,为啥 He is our teacher. We love to listen to he. 这句话哪里错了