is this your 改错拜托快.

is this your 改错拜托快. 改错：is this book your? Is this pencil your?改错 Sorry!Is this your coat?（改错） This not is your pen,your pen is white.改错 is this your pen?----yes,it's. 改错 Is this your chair?Yes,it's 改错 this is my room thanks to your letter改错 is this your car?yes it's改错 This is your umbrella.please take them away. 改错 ( ) This (is) (a) English (class.)_______改错快快快 单句改错where is your a pencil?k快 What is this. 改错 1.Is this your english book?no,it's no.2.this not is your pen is white 改错 are this your sister?改错 This pen is my.Your is over there(改错）输错了 应该是This pen is my.yours is over there.(改错） this is a apple改错 This is nice watch改错