17.You think he is a good flight attendant,don't you
18.Nobody knows where she lives,does it
29.They have been there twice,didn't they
37.He has studied here for about four years,didn't he?
39.Few of them hurt themselves in the accident last night,did they?
40.Peter could hardly see the words on the blackboard,could he
45.You must do your homework by yourself,needn't you
46.You mustn’t touch the machine,do you
47.He must be a worker,can't he?
48.Someone looked for me ,doesn't it
51.I wish to use your ruler,wouldn't you
52.I have to stay at home,needn't I
53.You’d better wear warm clothes today,wouldn't you
54.What he needs is his parents’ love,doesn't he
55.You’d like a cup of tea,wouldn't you
57.Their prices are really low,aren't they
59.No one knows about it,does it
60.I think you should study hard,don't you