摘要： It is high time we awareness of environmental protection. A. promoted B. would promote C. shall promote D. had promoted
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It is high time we ______ awareness of environmental protection.
A. promoted B. would promote C. shall promote D. had promoted
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It is high time we ______ awareness of environmental protection.
A. promoted B. would promote C. shall promote D. had promoted
查看习题详情和答案>>