He is buys a present for Tom 哪里错了

He is buys a present for Tom 哪里错了 Tom said he would be back _.A.at present B.for the present C He name is Tom.这句话哪里错了 l'm going to buy (a present tom/a present for tom/tom presen Tom is my friend.He is the best friend of me.哪里错了 He is going not to give her a present.那里错了 He buys a shirt for his son 的同义句 he buys a new bike for himself 改一般疑问句 同义句同义句 He is going to buy a present for his mother.----- he 同义句 He is going to buy a present for his mother.----- he goi Where it Tom He is clean the floor at home.哪里错了 —Dad,he is my friend,Tom. —Hello ,Tom. 这两句话中哪里错了该怎么改