问题
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1,1,3,5,11,()A.8 B.13 C.21 D.32
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1,11,21,1211,111221,()A.112112 B.222112 C.312211D.321122
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1,1,3,5,11,()A.8 B.13 C.21 D.32
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1/3,4/7 ,7/11 ,2/3 ,13/19 ,()A. 16/21 B. 16/23 C. 18/21 D. 17/21
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1,1,3,5,11,() A.8 B.13 C.21 D.32
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1,11,21,1211,111221,() A.112112B.222112C.312211D.321122