keyword Past Simple / (1 Article)
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Present Simple, Present Continuous, Past Simple, and Present Perfect: A Review for Language Teachers
Writer : Mehrdad Yousefpoori Naeim ؛
Journal:Threshold»Winter & Spring 2009 - Number 8 & 9 (10 page(s) - From 97 to 106 )
Keywords:: Present SimplePresent ContinuousPast SimplePresent Perfect