—Boys and girls please have a seat and .—Thank you.A. help yourselvesB. help yourselfC. h

问题补充：

—Boys and girls, please have a seat and .

—Thank you.

A. help yourselves

B. help yourself

C. helps yourself

D. help you

答案：

(答案→)A. help yourselves

B. help yourself

C. helps yourself

D. help you

解析：根据出现的boys and girls可知, 此处oneself应为yourselves。help yourselves为“请自便”之意。句意男孩女孩们请就坐随便吧。故选A。