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参考答案:错
. The education system was once the ______of the country, but now it seems to be________.
A.proud…in ruin
B.pride…in ruins
C.remains…falling into ruin
D.wonder…fall into ruins
无符号二进制整数01110101转换成十进制整数是( )。
A.113
B.115
C.116
D.117