______ five donuts? — Five yuan. [ ]

2012 is the Year of the Dragon．The dragon isfifth sign in the Chinese Zodiac cycle (十二生肖).

Don’t ___________ your dictionary all the time when you meet new words.

.Look! It _____be your uncle .—-It_____ be him . He has gone to Xi’an.

Are Mr. and Mrs. Wang living alone in the house? —Yes, they have three sons, but ______ of them live in their own houses.