1 They have finished the work before the requested time , haven't they
2 You were doing hw at 8 clock last night ,were you
3 is this your car, isn't it
4
5 this car is made in japan , isnt it
6 HLB was recognized as the world heritage site in 1999 , wasnt it
7 we have to stay at home anh do hw , dont we
8 did he know the answer for this ploblem ?
9 Are Nam and lan playing compute game now?
10 Are these cars made in usa?
11 Is this computer very mordem ?
12 You are going to da lat next summer , arent you
13 Do you like this film?
