1 Harry was angry because he had been waiting/ was waiting for more than an hour.
2 I was sleeping/slept when you called; that’s why I sounded funny.
3 We went to the cinema, afterwards/then we had an ice cream.
4 The shopping centre hadn’t been built when/while I lived there.
5 Hundreds of people were moving/moved here in the 19th century.
6 There weren’t any buses in that town since/until two years ago.
7 The plane has landed/was landing when the engine caught fire.
8 Did she use/used to work at the florist’s?
9 I had never been feeling/felt so embarrassed in my life!
10 They were/were being very angry about the plans to build another car park.