题目内容
14、What ________ you ________ when I called you?
A.are;doing B.were;doing C.did;do D.can;do
试题答案
14、B
What ________ you ________ when I called you?
What ____ you ____ when I called you?
A.are;doing
B.were;doing
C.did;do
D.can;do