New lawyers often come across various casesthey really don't know how to deal with in the

问题补充：

New lawyers often come across various casesthey really don know how to deal with in the beginning.

A. which

B. when

C. whom

D. where

答案：

(答案→)A. which

B. when

C. whom

D. where

解析：考查定语从句。本定语从句的先行词是various cases,关系代词which指代先行词，在句中作为动词短语deal with的宾语。When,where在句中做状语，whom的先行词必须是人。句意：新的律师总是会遇见各种在开始的时候他们不知道任何处理的案件。根据句意说明A正确。