问题
选择题
These problems are different from each other, so they should be dealt with .
A．totally
B．simply
C．separately
D．extremely
答案
答案：C
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。