They … for 20 minutes when his mother came in.

Варианты ответов:

• 1. talked
• 2. were talking
• 3. had been talking

Другие вопросы из тестов

• His grandfather … from his job a year ago.
• I … you later, OK?
• The room looks very clean … you … it?
• When … in Thailand?
• There’s something I’d like to talk to you about.
• Is there a car park?
• Tomorrow at five he … football.
• She’s a very … person – she likes to be on time.
• My suggestion is to go for a cocktail.
• This office building … a meeting room.