An extensive working vocabulary is a prerequisite for test-taking success on the GRE Graduate Record Exam. This revised and updated test preparation guide presents 800 college-graduate-level words with definitions that frequently appear on the exam, while also familiarizing test takers with how the words are generally used in various contexts. Additional features include a pretest that serves as a diagnostic, a lengthy word list with extensive sentence-completion exercises, and a chapter that discusses and analyzes essential word roots. The book concludes with a detailed posttest. Answers are provided for all exercises and for all questions in the posttest

Автор описывает проектирование механического оборудования электрических лифтов, а также рассуждает о том, как и почему принимается то или иное решение при проектировании. Подробно обсуждаются принципы и концепции проектирования всех компонентов механического оборудования лифта, а там, где необходимо, приводится соотвествующий математический анализ. Также дается полное описание и сравнение международных стандартов

В книге американских авторов в живой и доступной форме изложены основы общей биологии

Energizers offer two or three playful minutes of moving, laughing and chanting or singing together. Weave energizers into the school day, and your students will be ready for more productive learning

English Time is a six-level communicative course for children who are studying English for the first time. This course develops students` speaking, listening, reading and writing skills through activities that appeal to their curiosity and sense of fun

A good knowledge of collocations (typical word combinations) is essential for fluent and natural-sounding English. Using collocations will improve your style of written and spoken English, and knowledge of collocations is often tested in examinations such as Cambridge FCE, CAE, CPE and IELTS. Learning correct word combinations will also help you avoid common learner errors. English Collocations in Use presents and practises hundreds of collocations in typical contexts. It is ideal for students at good intermediate level and above

With interactive illustrations, captivating stories and a wide variety of activities, English Time offers you great lessons around the clock. Each engaging illustration contains hidden objects for your students to find, so learning new language and grammar is exciting and fun. Plus, the wide variety of activities appeal to every child, no matter what their learning style. Use English Time on its own or combine it with Magic Time to create an appealing eight-level course

Книга посвящена подводным исследованиям, погружениям на большие и предельные глубины с помощью подводной техники

В книге дан обзор итогов развития электрохимии и технологии электрохимических производств за прошедшие 30 лет. Рассмотрены перспективы дальнейшего развития этих областей