My dream is to be a well-known movie star.—I believe you ________ your dream if you keep on working hard.

It is demanded that the letter ___by the end of this week , dad !—-I’ll do it immediately .

I don’t know if he tomorrow. But if he, I’ll tell you.

Look! That man looks like Mr．Brown．—It ________ be him, for I know he is at home．

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