Explicație:
IV
1) You are Jake , aren't you ?
2) That isn't a stain on your blouse , is it ?
3) He has got a holiday job , hasn't he ?
4) He didn't see us , did he ?
5) She is working in a hotel , isn't she ?
V
1) London is more expensive now than Paris.
2) Which is the most beautiful city in your country ?
3) When is the best time of the year to visit Florida ?
4) The driest places on Earth are in Antarctica.
5) Thie is the most interesting book about New York I have ever read.