Английский язык, Грамматика

Ex.3. Измените предложения согласно модели, обратите внимание на временную форму глагола:
Model: - Yuri Dolgoruky founded Moscow in 1147.
Moscow was founded in 1147 by Yuri Dolgoruky.
1. Next year students will study some new subjects.
2. The plant produces modern equipment.
3. Our country launched the first sputnik into the space in 1957.
4. A lot of tourists visit St. Petersburg in summer.
5. We shall send this letter at once.
6. We will have finished the work by the end of the next week.
7. The students have just translated this text.
8. They speak English in the USA.
9. Alexander Bell invented the telephone.
10. Egyptians built pyramids.
Ex.4. Задайте вопросы к следующим предложениям:
1. Microwave oven was invented by Percy Spencer in 1955.
2. Mobile phones are being improved more and more nowadays.
3. The first telescope was made in Holland in 1608.
4. Radioactive elements radium and polonium were discovered by Marie Curie.
5. Plastic was first made in 1862.
6. Many inventions and improvements are made by modern scientists today.
7. Space will be colonized in the future by humans.
8. New communication technologies have been developed recently.
Ex.5. Раскройте скобки и употребите глагол в Past Indefinite страдательного или действительного залога:
Meter and the Metric System
The metric system (invent) in France. In 1790, the Academy of Sciences of Paris (direct) to standardize the units of measurement. A committee from the Academy (use) a decimal system and (define) the meter as one 10-millionths of the distance from the equator to the Earth’s Pole. The word meter (derive) from the Greek word metron, which (mean) measure. The centimeter (define) as onehundredth of a meter; the kilometer (define) as 1000 meters. The metric system (pass) by law in France on August 1, 1793. For the metric unit of mass, the gram (define) as the mass of one cubic centimeter of pure water at a given temperature. In common usage and in commerce, grams (use) as a unit of weight.