◎ 题干

You can’t imagine what great trouble the boy has ______his father to give up smoking!
A  to persuade     B persuaded        C  persuading     D had persuaded
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“You can’t imagine what great trouble the boy has ______his father to give up smoking! A to persuade B persuaded C persuading D had persuaded…”主要考查了你对  【现在分词的被动式】【现在分词】【不定式的被动式】【过去分词】  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。