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unit one text a teachers' day exercises grammar grammar exercises text b sqrrr reading methodunit two text a education first exercises grammar grammar exercises text b a letter from a fatherunit three text a charity shops exercises grammar grammar exercises text b millionaires give nine percent of income to charityunit four text a "heart" expressions exercises grammar grammar exercises text b nuts and boltsunit five text a the rise of sharing economy exercises grammar grammar exercises text b most britons willing to pay green taxesunit six text a the road to success exercises grammar grammar exercises text b the only thing we have to fear is fear itselfunit seven text a cultural taboos exercises grammar grammar exercises text b origins of english last namesunit eight text a how to write the perfect cv exercises grammar grammar exercises text b types of people whose careers grow the fastestunit nine text a a giant on the wheelchair--stephen hawking exercises grammar grammar exercises text b live entirely in music--beethovenunit ten text a ideas of home have changed exercises grammar grammar exercises text b the redefinition of "old" unit eleven text a why are the americans fascinated with guns? exercises grammar grammar exercises text b is the future of mankind gloomy or bright?unit twelve text a modernization announcement exercises grammar grammar exercises text b what is globalization?appendix:¿ÎÎÄÒëÎļ°Ï°Ìâ²Î¿¼´ð°¸²Î¿¼ÎÄÏ×