In Asia, English is no longer a foreign language but a key resource for education, government, business and the general public. Whereas thirty years ago, British and American experts believed that the best way to improve the quality of English teaching was to cancel any programs below the secondary level, Asian nations as well as European are now introducing English in primary school. But there are major obstacles to overcome: the training of enough local teachers or the hiring of English speakers, the preparation of suitable teaching materials, the development of useful tests, and the design...