-I called you last night,but no one answered me

问题描述:

-I called you last night,but no one answered me
-sorry,I had just finished my assignment and was taking a walk in the garden.
was taking 这个时态表示什么

过去进行时,当你打电话来的时候,我刚刚完成的作业(这个动作发生在你打电话之前,所以用过去完成时),并且正在花园里散步(这个动作与你打电话同时发生,用过去进行时.)