◎ 题干
Paul doesn’t have to be made ________.  He always works hard.
[     ]
A. learn
B. to learn
C. learning
D. learned
◎ 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“Paul doesn’t have to be made ________.He always works hard. [ ]A. learnB. to learnC. learningD. learned…”主要考查了你对  【不定式】  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。