On the next trip, I gave her $5 again. But this time, I told her she could keep any money that was left over. She came back with $5.

• 第二次郊游时，我又给了她5块钱。不过这一次我告诉她花剩下的钱可以自己留下来。最后她回家时这5块钱分文未动。