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 |__  //    / _ \\  \ \\ / //  \ \\/ //  /_   _// 
   / //    / //\ \\  \ \/ //    \ ` //     | ||   
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 /_____|| |_||  |_||   \//       |_||    /__//    
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發送短信 : Using the textbook “Practice Maths 1” to teach Maths in English to first graders at Minh Khai 1 primary school – Difficulties and some suggested solutions