White-collar workers in China are willing to postpone their retirement age ______ blue-collar workers prefer to retire early.
Mr. Black has been teaching English in a middle school _____ he came to China.
This is the first time we a film in the cinema together as a family I mention it I feel very happy.
—Have you seen ____ iphone? I left it on the desk this morning. —Is it ____ white one? I think I saw it somewhere.
I would really appreciate _______ if you could take my advice into consideration.
The house rent has been growing fast in cities. You have to pay nearly _______ than you did two years ago for a flat of the same size in some cities.