_________ is your mother’s birthday — Sorry , I don’t know.

_______ brave Zhang Hua is!—Yes. He helped his neighbour, Mrs. Sun out of the fire.

It’s _________ the boy’s ability to make a lantern _________ a pumpking.

Boys and girls, you ____ talk in class, or you will miss something important.

The tower clock was ________ eleven when I was walking towards home.