Thisnationwidesmogshouldserveasaremindertoall,indicati...
来源：语文精选馆 3.33W
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
