问题补充:
--What you when the phone rang?
--I was washing my hair in the bathroom.
A. were, doing
B. was, doing
C. did, do
D. are, doing
答案:
(答案→)A. were, doing
B. was, doing
C. did, do
D. are, doing
解析:本题考查过去进行时的使用。本题的含义为电话响时你在做什么?我正在浴室里洗头。本题回答语表示过去正在进行的事,所以本题问句中的主句使用过去进行时,结构为was或were+动词现在分词,本题问句主语为you,故用were doing,故本题选A。