问题
选择题
—Some people believe that robots will take over the world one day.
—What if that is the ________?
A.thing
B.result
C.case
D.end
答案
答案:C
thing事物,事件;result结果;case情况,状况;end结尾,末端。根据下文表达的意思“如果是这种情况怎么办?”可知应选C。