_____ did Dave go on vacation– He went to the mountains.

Where _____ your math teacher from— England.

My father_____TV in the sitting room when I got home.

I don’t know how to deal with myfamily problem. Can you give me some_______?

The series of TV programme focus on a group of engineers who their lives to China’s nuclear research and space program between the late 1960s and the early 1990s.