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1. Заполните пропуски глаголами to be или to have в нужной форме.
Example: Alcohol……..an organic chemical.
Alcohol is an organic chemical.

1. Caffeine is a mild diuretic that increases urinary output of sodium, chloride,
and potassium.
2. Harry D. Hubbard’s work is known as the «Periodic Chart of the Atoms».
3. Sulfuric, nitric, and hydrochloric acids are very corrosive.
4. Each of these compounds has its own properties.
5. He has numerous awards for his contribution to the inorganic chemistry.

2. Поставьте глагол в скобках в подходящее время группы Simple или
Continuous.
Предложения переведите.

Example: While the teacher (to explain) the lesson, the students (to send) SMS to each other. — While the teacher was explaining the lesson, the students were sending SMS to each other. — В то время как преподаватель объяснял урок, студенты посылали друг другу омс-сообщения.

1. H.D. Hubbard modernized Mendeleyev’s periodic table. Х.Д. Хаббард модернизировал периодическую таблицу Менделеева.
2. The methods of separation include distillation, crystallization, solvents, adsorption, and the use of an electric field. Методы сепарации включают в себя дистилляцию, кристаллизацию, растворители, адсорбцию и использование электрического поля.
3. Look! Somebody is trying to penetrate the laboratory. Посмотри! Кто-то пытается проникнуть в лабораторию.
4. When the pharmacist came into his drugstore, his cat was drinking some¬thing from the bottle. Когда фармацевт вошел в свою аптеку, его кот что-то пил из бутылки.
5. I hope we shall arrive to the end of this task by the end of this evening. Надеюсь, мы закончим разговор к концу этого вечера.
6. Last week I told him to eat okra and he liked it. На прошлой неделе я предложила ему съесть бамию и ему она понравилась.
7. He said that he was enjoying the diet I had prescribed him. Он сказал, что он наслаждался диетой, которую я ему рекомендовала.

3. Задайте специальный вопрос к выделенным словам в предложении.
Example: The effects of alcohol increase the potency of some drugs.
What do the effects of alcohol increase?

1. He took the herbs 3 times a day. How many times a day did he take the herbs?
2. He drinks many cups of coffee a day: about 8 cups. What does he drink?
3. His doctor told him to eat as many cheeseburgers as he could to put on weight and get strong. Why did his doctor tell him to eat as many cheeseburgers as he could?
4. I will tell him to come back in two weeks. When will I tell him to come?
5. The patient returned two weeks after and was walking like a man 20 years
younger. Who returned two weeks after and was walking like a man 20 years
younger?
4. Измените предложения, поставив модальный глагол в прошедшее время или подобрав ему соответствующий эквивалент.
Example: One drink can have the effect of several and cause depression.
One drink could have the effect of several and cause depression.

1. You must have a molecule displayed on the screen. You had to have a molecule displayed on the screen.
2. Some of the 20 types of amino acids must be used repeatedly in making a protein. Some of the 20 types of amino acids had to be used repeatedly in making a protein.
3. In order to form the second bond between the two carbon atoms you have to remove one H atom from each carbon. In order to form the second bond between the two carbon atoms you had to remove one H atom from each carbon.
4. The students must write a general rule of molecular structure. The students had to write a general rule of molecular structure.
5. The amino group can readily form H-bonds with water. The amino group could readily form H-bonds with water.

5. Переведите предложения, обращая внимание на порядок слов при пе-реводе оборота there is / there are.
Example: There are three types of alcohols in medical use: ethanol, methanol and isopropanol. — В медицинской практике существует 3 типа алкоголя: этанол, метанол и изопропанол.

1. There are differences in the air in different locations. Воздух отличается в разных местах.
2. Besides nitrogen and oxygen there is a small proportion of the gases in the air. Кроме азота и кислорода в воздухе имеется небольшая доля газов.
3. There are just over 100 different elements on Earth. На Земле существует более 100 различных элементов.
4. There are massive amounts of magnesium in seawater. В морской воде есть огромное количество магния.
5. There is more of cellulose in die world than any other organic chemical. В мертвых растениях и животных находится больше клетчатки, чем в любом другом органическом химикате.

6. Поставьте глаголы в предложениях в отрицательную форму.
Example: The pharmacists started to use alcohol in their practice long ago.
The pharmacists didn’t start to use alcohol in meir practice long ago.

1. They aren’t operating on his liver at the moment.
2. The doctors didn’t think his best treatment was transplantation.
3. I don’t think mat Shitake is a tonic that all people with hepatitis shouldn’t take.
4. This case won’t help someone else.
5. Ferring Pharmaceuticals specialists aren’t creating a new web-site at the mo-ment.
6. He doesn’t think of opening a private clinic in some years.
7. At the same time yesterday we weren’t discussing your new theory.
7. Переведите предложения, обращая внимание на степени сравнения
прилагательных и наречий.
Example: Благодаря современным технологиям процесс разработки новых лекарств становится быстрее. — Thanks to modern technologies the process of development of new drugs becomes faster.

1. Самый распространенный атом во вселенной — это атом водорода. The most common atom in the universe is the atom of hydrogen.
2. Титан крепче стали и лучше сопротивляется коррозии. Titan is stronger than steel and resists corrosion better.
3. Китайская медицина становится все более и более популярной. Chinese medicine is becoming more and more popular.
4. Главное достоинство этого препарата — это то, что он лучше всех взаи-модействует с другими. The main advantage of this drug is that it interacts with others best.
5. При таких заболеваниях атропин гораздо более эффективен в профи-лактике, чем в лечении. In such diseases antropin is much more effective in prevention than in treatment.