Paul doesn't have to be made_____. He always works hard.[ ]A. learn B. to learn C. learned D. l

题目简介

Paul doesn't have to be made_____. He always works hard.[ ]A. learn B. to learn C. learned D. l

题目详情

Paul doesn't have to be made_____. He always works hard.
[     ]
A. learn
B. to learn
C. learned
D. learning
题型:单选题难度:中档来源:专项题

答案

B

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