Students in the USA spend ______ time _____their homework than we do.

Ralph W. Emerson would always ______ new ideas that occurred to him.

He was watching her doing it with a _________ look on his face, as if to say that he would not change his mind.

________ have you been in this school—For two years.

It was reported that Shenzhou 10 spacecraft was sent up into space ______ June, 2013.