For ( IGCSE) business studies ,what is Opportunity costs ,do you have any example to explain

英语翻译maybe only for travel once a while or maybe busines IGCSE是什么? IGCSE是什么? For ( IGCSE) business studies ,what is Opportunity costs ,do you have any example to explain 求2010 5月 IGCSE IGCSE物理化学商务历年考题 IGCSE物理商务历年考题 跪求 IGCSE 生物化学答案 急求一份英语小论文Select three websites with totally different business models and describe each website,its business model and any current traditional business practices.Write 500 – 750 words for each site / company discussing the busines IGCSE数学题求英语+数学大神 IGCSE商务问题 详见此题 IGCSE的化学第一学年详解, 英语翻译For English-medium and Bilingual programmes,at least a credit 6 in English Language at GCE 'O' Level Examination or a grade 'C' in IGCSE English(as a Second Language)or an IELTS score of 6.0. IGCSE生物的知识要点是什么我想知道IGCSE生物的知识要点, Its none of your busines!These are private 请各位热心网友帮网翻译一下,实在是看不懂,谢谢!Bill Gates has been different from others since his early yearsHe and his friends often studied Fortune magazine for fun He doesn't live the life of a rich manHe showed his busines 英语翻译e-business is more than just buying and selling of products and services through the means of digital media.Whereas e-commerce concentrates on buying and selling,e-business encompasses e-commerce and a whole lot more.For example,e-busines IGCSE英文考A*托福能考多少分