问题
选择题
The instruction of "This side up" is _______.[ ]
A. on the wall
B. in the frame
C. on the box
D. in the tree
答案
答案：C
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The instruction of "This side up" is _______.[ ]
A. on the wall
B. in the frame
C. on the box
D. in the tree
答案：C
