18.　 Sometimes it isn’t easy being the new kid at school.　

17.　 Did you see the game on TV Friday night?　

16.　 How big is your apartment?　

15.　 Their prices are really low, aren’t they?　

14.　 The line is slow, isn’t it?　

13.　 This is great weather, isn’t it? It sure is. But it’s a little hot for me.　

12.　 He sure is.　

11.　 How much does that shirt cost=How much is the shirt?那件衬衣值多少钱? 　

10.　 Thank you so much for asking/inviting /having me!非常感谢你邀请我　

9.Don’t be late again/Let us go home, will you?(祈使句用will you;但Let’s开头的用shall we)