科举吧Thisnationwidesmogshouldserveasaremindertoall,indicati...
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问题详情：
This nationwide smog should serve as a reminder to all, indicating a high time that we__________ on what we’ve done to the environment.
A. have reflected B. are reflecting C. will reflect D. reflected
【回答】
D
知识点：虚拟语气
题型：选择题
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