下列每句话中都有一处错误,请用横线画出并将正确答案写在题后的括号上.
1、She has long legs ,but her foot are small.(       )2、Does Liu Mei has a big nose?(       )3、—Do you have a knife?     —No,I do .But Lily has one.(        )4、She have a big mouth and big eyes.(         )5、We are in the same school ,but we have different teacher.(        )