改错题 【小题1】---Whoseumbrella is this? A B ---It’s Aunt Booky. (____)________ C 【小题2】---Look at my study. What a mess! A B ---Don’t sorry. We can help you. (____)________ C 【小题3】---Whose TV it is? A B ---It’s Mocky’s. (____)________ C 【小题4】---Are these Uncle Wang’s book? A B ---No, they aren’t.(____)________ C