English Grammar - Past Simple & Present Perfect

https://i.ytimg.com/vi/6IilS4SEqyA/default.jpg 2013-12-09T13:45:00-08:00

English Grammar - Past Simple & Present Perfect

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Mô tả chi tiết lỗi (tùy chọn):

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English Grammar - Past Simple & Present Perfect6:49[id]http://www.youtube.com/watch?v=6IilS4SEqyA[/id]

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