Mary,this is my friend,Emma.这句话是否正确,如果错误就改正

Mary,this is my friend,Emma.这句话是否正确,如果错误就改正 This jacket is red and blue.这句话是否正确,如果错误就改正 What make is this car.这句话是否正确,如果错误就改正 This is your handbag.这句话是否正确,如果错误就改正 --Whose new pen is this?--It is Bob's.这句话是否正确,如果错误就改正 He is a Chinese teacher. 这句话是否正确,如果错误就改正 What is the car make.这句话是否正确,如果错误就改正 Thanks you very much.这句话是否正确,如果错误就改正 Alice,spell ''quilt'' please.这句话是否正确,如果错误就改正 --Are you a anew student?--No,I am.这句话是否正确,如果错误就改正 Jack Smith has a great sports balls.这句话是否正确,如果错误就改正 Mary,()is my friend,Emma A.it B.that C.this D.your