Question

Что надо вставлять . 1 They were happy to get the invitation letter,...? 2 Yesterday your friends went to the cinema, ..? 3 The group of students won't stay in the hotel, ...? 4 His collection of stamps was the best, ..? 5 The Head Teacher didn't write the letter, ..?

Answer 1

1 They were happy to get the invitation letter,weren't they? 
2 Yesterday your friends went to the cinema, didn't they? 
3 The group of students won't stay in the hotel, will it? 
4 His collection of stamps was the best, wasn't it? 
5 The Head Teacher didn't write the letter, did he?