John as well as his good friends often skating in winter．
A．is going B．go C．goes D．are going
John as well as his good friends often skating in winter．
A．is going B．go C．goes D．are going
C
C。考查主谓一致。A as well as B结构强调了前者，所以谓语动词应用“就远原则”，John决定第三人称单数，often决定一般现在时，故选C。