“You’ve never been to the village, have you?”

“____．It is the most beautiful village I’ve ever seen．”

A．No, never

B．No, I have

C．No, only once

D．Yes, only once

一件工程，A队单独做300天能完成，B队单独做200天能完成，那么，两队合作需要几天完成( )

A．120

B．125

C．130

D．135