–What colour is _____ pen? –It’s black. A. a B. an C. the
_______sleeps during the day but at night he gets up and eats food.
– I don’t like mutton beef. – I don’t like mutton, I like beef a lot.
________works late, and is very busy when people go out to dinners.
___________? –Yes, I’d like some tea.
We are having a math lesson now, you must stop _________ music.