为你解答.Su Hai is （a）classmate. She has a （twin）（sister）. Her name is Su Yang. They look the（same）. Su Hai is（older）than Su Yang. Su Yang is twenty （seconds \ minutes）（younger）than Su H...接着上面.ben’s（）jack is()years old he has no () and no ()he is the only ()in his () but his mun says jimmy is also hei () jimmy is jack’s (dog) he is () years oldBen’s（cousin）Jack is (twelve) years old. He has no (brothers) and no (sisters). He is the only (child) in his (family). But his mum says Jimmy is also her (son). Jimmy is Jack’s (dog). He is (two) years old.