If we throw away too much waste and can’t keep good ecosystem,we our future.
A. must have destroyed
B. could be destroying
C. may be destroying
D. must destroy
If we throw away too much waste and can’t keep good ecosystem,we our future.A. must have
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解决时间 2021-01-04 12:25
- 提问者网友：蓝琪梦莎
- 2021-01-03 17:44
最佳答案
- 五星知识达人网友：舊物识亽
- 2021-01-03 19:15
A. must have destroyedB. could be destroying (答案→)C. may be destroyingD. must destroy 解析：must have destroyed表示对过去确有把握的推测。could be destroying表推测时常用于否定句和疑问句。may be destroying表示可能性,可能我们正在毁灭我们的未来。must destroy一定是,表示确有把握。从题意来看本题的最佳选项是C。
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- 1楼网友：独钓一江月
- 2021-01-03 20:06
我好好复习下
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