—Have you worked here since you graduated?—No, I ____________at a factory in Beijing for six years.
The lady insisted that the young man ______ her wallet and her parents insisted he ______ to the police station at once.
He was obviously annoyed,for he was not used to ________ like that.
They are talking _____ they had been friends for years, while in fact they have known each other for only two hours.
In order to go to a famous university, you must ________ each of the three years in Senior High School.
________ to our study is the best way ________ high grades.