—How long home?
—For about three months.
A. have you been away from
B. did you leave
C. have you left
D. are you away from
网友回答
(答案→)A. have you been away from
B. did you leave
C. have you left
D. are you away from
解析：此题重点考查延续性动词的用法，因答语是段时间，故谓语动词要用延续性动词。leave是非延续行动词，不能和段时间状语连用。