—How long have you __________ here?
—For two days. I __________ here the day before yesterday.
A：been; came
B：come, came
C：came; came
D：come, was
低碳减排，从我做起，从身边小事做起。下列不符合“低碳生活”的做法是
能分泌胆汁的器官是（ ）
