Have you only been waiting for an hour here? -
Luke has written four books. -
Has Ruth ever cooked for you? -
I have been writing emails for three hours. -
They have been studying philosophy for five years. -
Grandma has been cooking all day. -
Has your mother been jogging? She looks fit! -
My best friend hasn't been talking to me for a week. -
Charles has been teaching at the university since August. -
We haven't been to Sweden yet. -
Julie has been working on this report since eight am. -
Have you been reading this paper for two hours? -
There has been an accident. -
Mary and Jane have been travelling since July. -
I have never had a pet. -
My husband has started a new painting this week. -
Why have we been waiting for her for forty minutes? -
Why has nobody taken our order yet? -
How long have you been sitting here? -
I have lost my phone and I can't call you. -