4. Complete each sentence or questions with a time expression?

4. Complete each sentence or questions with a time expression. A) Sam has worked for the same company________ three years. B)Karen hasn't finished her project ______ C) a)what's Madrid like? B)I don't know. I have ______ been there. D)I waited at the bus - stop_______two hours. E)i've________ had a phone call from my brother in Canada. F)Helen has lived here__________1998. G)have you ________ eaten Chinese food?