—Where have you been?— I ______ in the heavy traffic. Otherwise I ______ here earlier.

-- Oh, my god! I just missed the last bus back home. -- That’s really bad. I’m sure you ____ it, but you were not in a hurry.

— Oh, it’s you. I__________ you. Why are you looking so thin and pale?— I’ve been ill for weeks and still under treatment. 

—May I speak to the patient now?—No, you _____. He is too weak now.

–I could not start my car this morning due to the cold weather. --No wonder you were late. You ___ have used mine. I was not using all the morning.