He with his parents to Shanghai once a year.A. goB. are goingC. goesD. is going

网友回答

A. go
B. are going
(答案→)C. goes
D. is going
解析：句意：他和他的父母每年去一次上海。结合语境可知本句描述的是经常性的动作，主语为he，单数第三人称，with引导伴随主语，故选C。