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

问题补充：

He with his parents to Shanghai once a year.

A. go

B. are going

C. goes

D. is going

答案：

A. go

B. are going

(答案→)C. goes

D. is going

解析：他每年和父母去一次上海。句中with his parents为伴随状语，实际主语为he，故谓语动词用单数，结合时间状语可知句中为一般现在时态，故选C。