问题
选择题
Your friend _____ more if he wants to be thinner.[ ]
A. needs exercise
B. needs exercising
C. need exercising
D. needs to exercise
答案
答案：D
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Your friend _____ more if he wants to be thinner.[ ]
A. needs exercise
B. needs exercising
C. need exercising
D. needs to exercise
答案：D