she is working on is a plan on the road could be repaired without causing traffic——青夏教育精英家教网—

摘要： she is working on is a plan on the road could be repaired without causing traffic jams. A. That; whether B. What; how C. What; why D. That; if

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________ she is working on is a plan on ________ the road could be repaired without causing traffic jams.

A. That; whether B. What; how C. What; why D. That; if

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