—Do you love teaching, Miss He?
—I fell in love with teaching in 2000. I for twelve years by this summer.
A. will teach
B. would have taught
C. has been teaching
D. will have been teaching
网友回答
A. will teach
B. would have taught
C. has been teaching
(答案→)D. will have been teaching
解析：答案：D 考查时态。由答语时间状语“by this summer”可知，应该用将来完成进行时。