Look, the set of keys _ _ on the teacher’s desk.

. You had better take enough money with _________ while you ___________.

We are tired. Let’s________.

Do you know the man ________ visited the United States in February?–Yes. He is Chinese Vice-President Xi Jinping. He said it was his ____ visit to the United States.

_____ will be a welcome party next week for new students. Will you come with me?