Mary and Jane have been travelling since July. -
What is the tastiest food you have ever tried? -
Luke has written four books. -
There has been an accident. -
I have already cooked the dinner. -
Has your mother been jogging? She looks fit! -
My husband has started a new painting this week. -
I have lost my phone and I can't call you. -
They have been studying philosophy for five years. -
Charles has been teaching at the university since August. -
I have been working here for three months. -
I haven't been swimming since May. -
I've been reading the book you gave me for two weeks. -
Have they ever been to Scotland? -
How long have you been sitting here? -
Why has nobody taken our order yet? -
They have been waiting for us for thirty minutes. -
Has Max been exercising lately? He looks great! -
Where have I left my bag? -
I have never had a pet. -