◎ 题干
He often __________emails to his parents on weekends.
A.sendB.sendsC.is sendingD.will send
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“He often __________emails to his parents on weekends. A.sendB.sendsC.is sendingD.will send…”主要考查了你对  【一般现在时】【过去进行时】【过去完成进行时】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。