John is old enough to go to school ___________A．on his ownB．on herselfC．by herse_刷题宝

题干

John is old enough to go to school ___________

A．on his own

B．on herself

C．by herself

D．by his own

上一题下一题 0.85难度单选题更新时间:2019-04-23 02:54:03

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