4.--- Is there any possible way to help them get rid of such a bad habit? --- To tell the truth, it’s very hard. But we on this problem trying to improve the situation. A.worked B.had worked C.are working D.had been working 查看更多

 

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Is there any possible way to help them get rid of such a bad habit?

 --- To tell the truth, it’s very hard. But we    on this problem trying to improve the situation.

A. worked    B. had worked     C. are working     D. had been working

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--- Is there any possible way to help them get rid of such a bad habit?

--- To tell the truth, it’s very hard. But we    on this problem trying to improve the situation.

A. worked    B. had worked     C. are working     D. had been working

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—Is there any possible way to help them get rid of such a bad habit?
—To tell the truth, it’s very hard. But we ________ on this problem, trying to improve the situation .

A.workedB.had workedC.are workingD.had been working

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—Is there any possible way to help them get rid of such a bad habit?

—To tell the truth, it’s very hard. But we ________ on this problem, trying to improve the situation .

A.worked           B.had worked        C.are working        D.had been working

 

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——Is there any possible way to help them get rid of such a bad habit?

   ——To tell the truth, it’s very hard. But we_______ on this problem.

A. worked                      B. had worked                C. are working                 D. had been working

 

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