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________environmental damage is done,it takes many years for the ecosystem to recover.
________environmental damage is done,it takes many years for the ecosystem to recover.
admin
2022-10-09
37
问题
________environmental damage is done,it takes many years for the ecosystem to recover.
选项
A、Even if
B、If only
C、While
D、Once
答案
D
解析
A项Even if意为“即使,假使”,B项If only意为“假如……就好了”,从句中常用虚拟语气,C项While“当……时候,与……同时,尽管”,D项Once用作连词引导状语从句表示“一旦,一经”。根据题意,正确答案为D。译文:一旦环境被破坏了,生态系统就得用很多年才能恢复。
转载请注明原文地址:https://kaotiyun.com/show/Wglv777K
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英语题库电信运营商招聘分类
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