问答题
我在街上走时，看到了一古老的建筑物。
While I was walking down the street, I saw some old building......
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单项选择题 1（）
单项选择题 （）from endless homework on weekends, the students now find their own activities, such as taking a ride together to watch the sunrise.
单项选择题 Young as he is, David has gained（）rich experience in（）society.
