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2.自从4岁生日起,他就拥有一套轨道火车。Heatrainandrailwaysethisfourthbirthday.

题目详情

2. 自从4岁生日起,他就拥有一套轨道火车。

He____ ____ a train and railway set ____ his fourth birthday.

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答案和解析
2. has owned;since