Welcome to my new house Ann and John! Helpto some fruit.A. myself B. yourself C. yourselv

问题补充：

Welcome to my new house, Ann and John! Helpto some fruit.

A. myself B. yourself C. yourselves

答案：

解析：help oneself to sth表示随便吃某物，本题的人称为复数，故反身代词用复数yourselves，故本题选C。