The graduates ______ into the company usually receive strict training before they start to work．

Yesterday morning in a city in the USA, a crowd of dustmen went on a strike to ______ complaints about their low pay．

Whenever it is, it is right for a student to ______ the school disciplines．

He tried to cope with the ever-increasing burden of his work, but finally he _____ and had to take a complete rest．

Some kinds of birds in winter fly to the south to ______ the cold in the north．

He is color-blind and can’t _____ red from green．

I could hear their voice, but I couldn’t _____ what they are saying．

He was not considered for the job when they _____ choosing a new manager．

There is such a problem _____ we all should _____．

The reporters of all the leading newspapers _____ the trade talks between China and the United States．