A group of middle school students spent two weeks _____ the jungle.

1－I’ve made up my mind to join “Happy Girls” —— a national singingcompetition －_______

Have you heard of the song Auld Lang Syne—Oh, yes. It ________ very sweet.

l remember that terrible accident a few days ago, ____ more than 20 pupils were killed.

Mickey mouse is one of the most famous ______ in American ______.