Computers          in offices and homes since 1970s．

I _____ in a foreign company for five years. Still, I don’t regret giving up the well-paid job. 

 For some time, Chinese people, under the leadership of CPC, ________ the contents of the Scientific Development Concept in the course of practicing socialism in China.

—You speak very good French!                                                                 —Thanks. I ______ French in Sichuan University for four years. 

Now that she is out of a job, Lucy _____ going back to school, but she hasn’t decided yet.