选择题:Thank you for all the __ coming.I'm very glad.

A.guests B.guest's C.guests'
为什么？

一个选择题不明白。。。thank you 帮我做一下选择题~Thank you THANK YOU! THANK YOU! 请教两道不懂的英语选择题,thank you. thank you ..THANK YOU Thank you THANK YOU thank you !!! 选择题:Thank you for all the __ coming.I'm very glad.