My kitten got lost again yesterday. I ______ never have let it g

My kitten got lost again yesterday. I ______ never have let it go by itself.
A、might
B、should
C、would
D、could
【正确答案】：C
【题目解析】：本题考查情态动词词义辨析。A.might：也许；B.should：应该；C.would：将要，会；D.could：能够。根据题意，“昨天我的猫咪又丢了。我()再也不放开她走了。”，C最符合题意。答案为C。