问题
选择题
Simon
made a big bamboo box ________ the little sick bird till it could fly.[ ]
A. keep
B. kept
C. keeping
D. to keep
答案
答案：D
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Simon made a big bamboo box ________ the little sick bird till it could fly.[ ]
A. keep
B. kept
C. keeping
D. to keep
答案：D