题目内容

【题目】He could catch the ball. (改为否定句)

【答案】He couldn't catch the ball.
【解析】句意:他会接球。句子中could是情态动词,构成否定句时,在情态动词后面直接加not, 缩写成couldn't,所以答案是He couldn't catch the ball.

练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网