某人善耕而不善牧，另一人善牧而不善耕，善耕者想以谷物与善牧者交换牛羊，如果善牧者拒绝交换的话，则原因可能是[ ]

①善耕者出价太低②谷物非交换之物③牛羊非剩余之物④牛羊非交换之物

A．①②

B．②③

C．①③

D．②④

— Do you feel sad and hurriedly give some money when seeing beggars on the street?

— Absolutely not! I think they are _______ cheats.

A．nothing but

B．anything but

C．something like

D．anything like