Закончите разделительные вопросы.
1. It gets dark very early in winter,…?
2. He has been in construction for many years,…?
3. Builders construct residential and industrial buildings,…?
4. They sent a message to him yesterday,…?
5. Prefabricated units are delivered to the construction site,…?

1 It gets dark very early in winter, doesn't it?
2 He has been in construction for many years, hasn't he?
3 Builders contruct residential and industrial buildings, don't they?
4 They sent a message to him yesterday, didn't they?
5 Prefabricated unites are delivered to the construction site , aren't they?