The document discusses various aspects of language proficiency testing including common tests like TOEFL, TOEIC and IELTS; ways to evaluate the usefulness of tests; the impact of testing on teaching and learning; and questions about language testing. It provides overviews of several major language tests and considers factors like reliability, validity, authenticity and practicality in evaluating the effectiveness of tests. The document takes a critical look at language testing and its consequences, questioning whose agenda is being served and calling for responsible use of tests.