Question

【题目】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

Answer 1

【答案】C

【解析】考查选择疑问句。句意：针对全球面暖带来的长期效应，一些人认为不管现在我们采取或者不采取措施，伤害已经造成了。根据句意理解可知此处表达的意思是此处应该用一个选择疑问句来让句意变得完整。而whether…or not是固定搭配，故选C。