If you count from 1to100,how many 7's will you pass on the way?
If you count from 1to100,how many 7's will you pass on the way?
A.10
B.11
C.19
D.20
E.21
A.10
B.11
C.19
D.20
E.21
英语人气:429 ℃时间:2020-05-11 08:12:43
优质解答
20个..我数过了...
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