Question

—What ______ when the earthquake happened on May 12 th ?—Er, I was having a geography class in.

—What ______ when the earthquake happened on May 12 th ?—Er, I was having a geography class in the classroom. A. are you doing B. did you do C. were you doing D will you do

Answer 1

C

试题分析：考查时态。过去进行时表示在过去的某个时间点或者时间段正在发生的事情。句意：当5.12地震发生的时候，你在做什么？—嗯，我在真正教室里上地理课。故C正确。 点评：过去进行时表示在过去的某个时间点或者时间段正在发生的事情。