We should pay much attention to people’s living conditions. A. improve B. improved C. improving D. improvement 查看更多

 

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We should pay much attention to ______ people’s living conditions.

A. improve     B. improved         C. improving      D. improvement

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As we all know, we should pay much attention ________ people's living conditions.

[  ]

A.to improving
B.to improve
C.improved
D.in improving

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As we all know, we should pay much attention ________ people's living conditions.

[  ]

A.to improving
B.to improve
C.improved
D.in improving

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