改反义疑问句17.You think he is a good flight attendant,_______________ 18.Nobody knows where she lives,_______________ 29.They have been there twice,_______________ 37.He has studied here for about four years,_______________ 39.Few of them hurt themselves in the accident last night,_______________ 40.Peter could hardly see the words on the blackboard,_______________ 45.You must do your homework by yourself,_______________ 46.You mustn’t touch the machine,__

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