.
---David. I’ve lost my keys again.
---Here, not again！You your keys.
A. always lost
B. always lose
C. are always losing
D. had been losing
网友回答
A. always lost
B. always lose
C. are always losing
(答案→)D. had been losing
解析：考查情景交际。“大卫，我又忘带钥匙了。”“在这儿呢，不是忘记！你是把钥匙丢了。”根据句意可知，应该用完成时，只有D项是完成时时。故选D。