摘要：5．Mary is of the two girls． B)下列各句均有一处错误.请指出并改正.

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Bob is ____ of the two boys. Mary is ____ of the three girls.

A. taller, shortest B. the taller, shortest

C. taller, the shortest D. the taller, the shortest

Mary is ________ of the two．

A．more lazy

B．the lazier

C．lazy

D．the laziest

Mary is ________ of the three.