1 . As to the long-term effects of global warming some believe that the damage has been done, ______________________.
| A．otherwise we take steps to make up now |
| B．now that we take steps to make up |
| C．whether we take steps to make up now or not |
| D．unless we take steps to make up now |
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2016-11-26更新
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2卷引用：2016年高考一轮复习新人教版必修3状语从句练习英语试卷
