Question

–I called you at eight last night. But you didn’t answer.
–Sorry. I          the flowers in the garden.

A．watered	B．water
C．was watering	D．is watering

Answer 1

C

试题分析：句意：----昨天晚上八点我打电话给你。但是你没接。----对不起。那时候我正在花园里浇水。根据情景，可知应用过去进行时was/were+doing。因此，选C。