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Hello mates,

They taught us how to comprehend and use it, not how to teach it. A group of close friends, whom I cannot refuse, plead me to tutor them. I'm trying my best but the whole process is becoming a trial/error roundup...

I can just fetch a set of textbooks and follow it but there is a big problem: There are way too many of them in the market and I can't know which one to choose. What do you fellow speakers, native or not, suggest?



I prefer the English dialect btw...
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