Pre-test
Choose the correct expression.
- While I [was watching] TV, she [was cooking] .
- When we came out of the house, it [was raining] .
- I [paid] and then I [went] home.
- When I [looked] at her, I knew at once that she was guilty.
- He called me when I [had] no time.
- When I saw him, he [was wearing] a yellow tie.
- He called while I [was having] an important meeting.
- How long [did you go] to work?
- I [didn't hear] what he was saying.
- What [were you doing] at 7 o'clock?