问题
改错题
改错，将正确的句子写在横线上。
1.It's a old, old story.
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2.There are two pair of skates.
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3.Danny walk to school every day.
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4.These are my boot．
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答案
1.It's an old, old story.
2.There are two pairs of skates.
3.Danny walks to school every day.
4.These are my boots.