Выделить глаголы to be/ to have/ to do и определите их функцию. перевести на . 1. photons in photonic crystalsshould obey the same principles as do electrons in semiconductors. 2. these systems are to be lighter, more reliable and more fault tolerant. 3. newer machines had a long useful life. 4. the aim of the experiment was to synthesize 10 a phase in the same reaction. 5. they will have to record holograms quickly, preserve them and erase old data. 6. the company will have to do some work in that field of production. 7. when satellites do take off, there is no guarantee that they will teach their destination. 8. did you know that around 25 tons of air passes through the engine every minute? выделите служебные слова it, that, one, определите их функцию и переведите предложения на язык. распознайте усилительную конструкцию it is/ was who/ that - ; it was not before/ until when - только ; this/ that is where - вот где. 1. there is also a danger that this technology could be used against the us. 2. it is here that the analysis begins to weaken. 3. one paper is based on important documents only recently discovered. 4. that highway would serve as an important link in the transportation system. it took nearly ten years to complete it. 5. there are certainly parallels between the development of the snowmobile and that of the automobile. 6. one often gets a sense that the diplomats work at one speed while political events rush along at a much fster one. заполните пропуски одним из союзных слов (who, what, that, which, where, when, whose), укажите , в каких предложениях союз можно не употреблять. переведите предложения на язык. 1. all engines ignition starts as a result of high pressures, are called "diesel engines". 2. we have already found will take the job. 3. increasing capacity is the only solution we should accept. 4. he told it would cost $800 million to start the program. 5. the women programmed the machine no one had formerly tested. 6. the luminosity decreased sharply the planet was passing in front of the star. 7. steven vogel, a professor of biology, field is biomechanics, explains how non-metallic man-made materials avoid catastrophic cracking.