American English File Second Edition retains the popular methodology developed by world-renowned authors Christina Latham-Koenig and Clive Oxenden: language + motivation = opportunity. With grammar, vocabulary, and pronunciation practice in every lesson, students are equipped with a solid foundation for successful speaking.Plus - an array of digital resources provides even more choice and flexibility. Students can learn in the classroom or on the move with Online Practice.
1) I feel that because the original so true in the life of many people, many parents choose to take medicine for their babies and children. For example we can not afford to buy the real variety to feed their families. Also the few TRP making channel doesn't give any mood to the only class. So we have to get these varieties of medicine.