____ at a college or university in the USA, Chinese and other international students must demonstrate a strong ability in spoken and written English.
—Will you _____ our pet dog while we are on vacation? — Well, that ought to be no problem.
—It cost me 30 yuan to get there. —Well, it was crazy of you to take a taxi ______ you would come by bus as well.
________the pressure from work, teachers have to deal with psychological problems caused by interpersonal relationship.
Mr. Black must be worried about something, you can ______ it from the look on his face.
The skier’s red clothes stood out clearly ______ the snow.