问题
选择题
If you wave your book in front of your face, you can feel the air _____ against your face. [ ]
A. moved
B. moving
C. moves
D. to move
答案
答案：B
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If you wave your book in front of your face, you can feel the air _____ against your face. [ ]
A. moved
B. moving
C. moves
D. to move
答案：B