Normally a forest fire and the damage causes can be very severe especially when you con

问题补充：

Normally, a forest fire and the damage causes can be very severe, especially when you consider the financial and physical losses.

A. which

B. it

C. this

D. that

答案：

A. which

(答案→)B. it

C. this

D. that

解析：考查代词。此处的it代替的是theforestfire。此题容易错误选为A或B。句意：通常，森林大火和其引起的破坏可能是巨大的，特别是当你考虑到经济和物质损失。故B正确。