Have you been reading this paper for two hours? -
They have been waiting for us for thirty minutes. -
Ann hasn't read this paper yet. -
Where have I left my bag? -
They have been studying philosophy for five years. -
Mary has been to Canada twice. -
Has Dan submitted the report yet? -
What countries has John ever been to? -
I have already done my homework . -
I have lost my phone and I can't call you. -
Mary and Jane have been travelling since July. -
There has been an accident. -
Have you only been waiting for an hour here? -
I have never had a pet. -
Grandma has been cooking all day. -
My husband has started a new painting this week. -
Have you ever met Helen? -
We haven't been to Sweden yet. -
My best friend hasn't been talking to me for a week. -
Why has nobody taken our order yet? -