i'm sorry________ so long,I forgot the keys.选哪个啊,A)to keep you waitB)to keep you to wait C)to keep you waiting D)to have kept you waiting

i'm sorry________ so long,I forgot the keys.选哪个啊,A)to keep you waitB)to keep you to wait C)to keep you waiting D)to have kept you waiting
i'm sorry________ so long,I forgot the keys.选哪个啊,
A)to keep you wait
B)to keep you to wait
C)to keep you waiting
D)to have kept you waiting

i'm sorry________ so long,I forgot the keys.选哪个啊,A)to keep you waitB)to keep you to wait C)to keep you waiting D)to have kept you waiting
C
keep sb doing sth让某人一直做某事
我很抱歉让你等这么久,我忘带钥匙了

选D.要用现在完成时。
对不起，我忘记带钥匙了，让你久等了。

选D。从"forgot"听话人一直等着，则应用现在完成进行时，表示状态的持续发生并延续