—Different countries have different customs.—Yes. What we say in China may rude in America.
Our school has two months ______ in the summer time.
_______ all the pop singers, I like Xu Song ________ because of his voice.
She is one of _________ in our class.
We have to the questions before answering them.
He often knocks our books _______the floor. A. into B. onto C. off D away