---Excuse me, Sir. But smoking is not allowed here.---Sorry, I didn’t see the sign. I’ll _______ my cigarette at once.
—What do you think of sleeping outdoor at night? —________. I like it.
Which of the following is not the city of the USA?
Did you visit my school ________ there was a big library?
________ the class, the students left the classroom one by one.
—Did your parents sleep late on weekends? —________.