2015-01-21
552
1. When man first began to seek petroleum, the easiest way to find it was to look for evidence of oil seeps on the earth’s surface. 2. The search for oil begins with geologists and geophysicists using their knowledge of the earth to locate geographic areas that are likely to contain reservoir rock. 3. The information gained from these is used to construct “maps” of the earth’s substructure.
Переведите предложения на русский язык, обращая внимание на различные значения глагола «to be».
Запомните: глагол «to be» может быть:
1) смысловым глаголом со значениями «быть», «являться», «находиться»;
2) эквивалентом модального глагола «must» (to be to + инфинитив) со значением «должен» (по договоренности или плану);
3) глаголом-связкой (to be to + инфинитив) со значением «заключаться в том, чтобы», «состоять в том, чтобы», в том случае, если подлежащее выражено существительным типа «task», «question», «problem», «duty», «aim»;
4) вспомогательным глаголом, служащим для образования:
а) времен группы Continuous (to be + Participle I);
б) страдательного залога (to be + Participle II).
1. Most substances are complex in composition. 2. The conference is to open in a few days. 3. The aim of the conference is to discuss the problem of new energy sources. 4. He is making progress in mathematics. 5. The task of higher school is to educate highly-qualified specialists. 6. Coal, oil and natural gas are used as fuel.
7. Every worker is to know safety rules. 8. Gypsum is formed through sedimentation of mineral substances dissolved in water. 9. Thus, gypsum is a chemical sediment. 10. Now the students of our group are studying physical geology which deals with the chemical composition, crystal form and the origin of minerals. 11. They are in the laboratory now.
