The father as well as his three children skating on the frozen river every Sunday afternoo

问题补充：

The father as well as his three children skating on the frozen river every Sunday afternoon in winter .

A. go

B. are going

C. goes

D. went

答案：

A. go

B. are going

(答案→)C. goes

D. went

解析：考查主谓一致。本句主语是The father as well as his three children，谓语动词与the father保持一致，故使用单数形式。根据every Sunday说明使用一般现在时，故C正确。