These two countries are similar they both have a high snowfall during winter.A. to whichB.

问题补充：

These two countries are similar they both have a high snowfall during winter.

A. to which

B. in which

C. in that

D. except that

答案：

A. to which

(答案→)B. in which

C. in that

D. except that

解析：此题考查“介词+关系代词”引导的定语从句。从句部分还原为陈述句则为：They both have a high snowfall in these two countries during winter.即：这两个国家冬天都下大雪。