Our government means to __________ the gap between the rich and the poor by increasing the tax on one's income.
In China, all the students work hard at school _________ going to university for higher education in the future.
Robert is said ___________ abroad, but I don’t know what country he studied in.
He made another wonderful discovery, ______ of great importance to science.
Was it through Mary,_____ was working at a high school, ____ you got to know Tom?
Every time Ashtita tries to break a record, he reaches a point ______ he feels he cannot physically do any more.