大家帮我看看这些定语从句的单项选择题?

问题描述:

大家帮我看看这些定语从句的单项选择题?
.I was very surprised at the way ( )he spoke at the meeting
A.which B.不填
用which为什么不行?说的详细点,

which 前面要加 in ,还原了就是 he spoke in the way at the meeting他在会议上用这种方式说话.