(单选题) We’re sure that the environment in our city ______ greatly through our work in the near future.( )(本题1.0分)

A、 mproved
B、 was improved
C、 has improved
D、 will be improved
出自:许昌学院-毛泽东思想和中国特色社会主义理论体系概论(高起专)

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