st thirty years _____ the greatestnumber of laws stopping our rights and progress,until today we have reached astage ____ we have almost no rights at all.

Our Chinese teacher can speak some English. That’s because he ________some foreigners Chinese in an international company.

You know what? Tom wants to be a politician after graduating from college．— Are you kidding? He will never _____ a person like that．

He was crazy ______ his study when he was young, which contributes ______ his success in later life

The English teacher herstudents how to improve their comprehension skill since last week