Е. С. Закирова, П. А. Красавин Английский язык для технических вузов

c) find the definitions for some other words which you consider to be important

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Exercise 9. Make up your own sentences according to the models. Model A
READING Exercise 10. Read the text, try to focus on its essential facts and choose the most

c) find the definitions for some other words which you consider to be important
for the topic “Science and Technology”. Use the website www.macmillan-
dictionaries.com
EXPLORING GRAMMAR
Exercise 8. Read the sentences, point out the Perfect Tenses. Give the Russian
equivalents. If you have some difficulties, use the grammar reference at the
end of the book.
1. The boundaries between scientific fields have become less clear. 2. Has
he ever researched this problem? 3. Scientific theories consist of general prin-
ciples or laws that attempt to explain how and why something happens or has
happened. 4. They will have translated the text by the end of the lesson. 5. The
window had already been opened when they entered the room. 6. The scien-
tific article has been recently written by him. 7. He has never told the truth.
8. He has found shelter in a small village. 9. Many fields of science have ap-
peared. 10. Scientific knowledge has grown and become more complicated.
Exercise 9. Make up your own sentences according to the models.
Model A
: He entered the university last year.
He has already entered the university.
1. He tested it experimentally two days ago. 2. Yesterday he translated the
scientific article. 3. They solved complicated mathematical problems not long
ago. 4. She read this book last week. 5. She wrote her composition yesterday.

57
Model B:
She didn’t write an article.
She hasn’t written an article yet.
1. He didn’t pass the exam. 2. The scientists didn’t test this phenomenon
experimentally. 3. They didn’t solve the problem. 4. She didn’t read the article.
5. He didn’t explain why it happens.
READING
Exercise 10. Read the text, try to focus on its essential facts and choose the most

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