Question

— I called you at ten, but there was no reply.
—Oh, that was probably when I ________ a shower.

A．am taking

B．took

C．were to take

D．was taking

Answer 1

D

意为：“你打电话来时，我可能正在洗淋浴”。指在过去某个时候正在发生的动作，用过去进行时。