问题补充:
These problems are different from each other, so they should be dealt with .
A. totally
B. simply
C. separately
D. extremely
答案:
A. totally
B. simply
(答案→)C. separately
D. extremely
解析: 考查词义辨析,totally完全地,simply简单地,separately单独地,各自地,extremely极其地,句意:这些问题彼此互不相同,因此我们应该单独地处理。故选C。