Paul doesn’t have to be made ________.He always works hard. [ ]A. learnB. to learnC. learningD. lear

题目简介

Paul doesn’t have to be made ________.He always works hard. [ ]A. learnB. to learnC. learningD. lear

题目详情

Paul doesn’t have to be made ________.  He always works hard.
[     ]
A. learn
B. to learn
C. learning
D. learned
题型:单选题难度:中档来源:同步题

答案

B

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