【题目】What _______ Jack _______ every Saturday? ( )
A. does; do B. do; does C. do; do D. does; does
【答案】A
【解析】
主语Jack为第三人称单数形式。

【题目】What _______ Jack _______ every Saturday? ( )
A. does; do B. do; does C. do; do D. does; does
【答案】A
【解析】
主语Jack为第三人称单数形式。