— What happened to you on your way back to the hotel last night? — I lost my way in complete darkness and , things worse , it began to pour.
-Who is the girl standing over there? -Well, if you ______ know her name is Mabel.
. I ______ pay Tom a visit, but I am not sure whether I will have time this Sunday.
-Mary didn’t turn up last time, did she? -No. She ______ . We had changed our plan.
They must have finished the work by the end of last month, ______?
-I didn’t know you were good friends. -You ______. I have known her since she moved here. You were studying abroad then.