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【单选题】
A．脐带长70cmB．脐带长60cmC．脐带长50cmD．脐带长40cmE．脐带长30cm 足月妊娠时平均( )
A.
A．
B.
B．
C.
C．
D.
D．
E.
E．
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Ladies and gentlemen, welcome to Dalian, a famous summer resort ( 避暑胜地 ) and one of the best tourist cities in China. With clear sky, green mountains, blue seas, fine beaches, clean streets and lovely...
A.
comes in the best season.
B.
is here to join more tourists
C.
may not stand the heat here.
D.
is traveling back home.