Exercise 23. Translate the sentences

Exercise 22. Put the questions to the italicized words.

Exercise 21. Make the sentences negative.

Exercise 20. Put the verb in brackets in the necessary tense and voice form.

Exercise 19. Put the verb in brackets in all tense and voice forms.

Exercise 18. Make the sentences passive.

1. The students have done their homework. 2. Bob has left his notebook at home. 3. I have told you about the lecture. 4. The laboratory assistant had not prepared the experiment by 2 o’clock. 5. She had finished her test when we came. 6. The teacher will have corrected our dictations by the end of the week. 7. They have not made any mistakes. 8. Excessive heat injures fire hoses. 9. He is brushing the dust from a fire hose. 10. They didn’t use fire ladders.

1. My friend (to do) his work very well. 2. Firefighters (to extinguish) fires. 3. The designer (to make) this ladder of metal. 4. Fire hoses (to transport) water under pressure. 5. He (to dry) fire hoses.

1. He … from our Institute this year. I … from our Institute in 3 years. They … from our Institute last year (to graduate). 2. She … us in the morning yesterday. She … this morning (to see). 3. I … him last year. He never … her before (to meet). 4. This problem … yesterday. This problem … much in the press lately (to discuss). 5. We … it tomorrow. We … it by the end of the month (to do). 6. I … not the car yet. I … it now (to clean). While we …, all the lights went out (to have supper).

1. Fire hoses are coupled together. 2. Mildew sometimes occurs on the woven jacket of fire hoses. 3. This acid was injurious to the rubber lining. 4. He washed the hoses with detergent. 5. This liquid will injure the fire hose. 6. Fire hoses occupy excessive space in hose compartments. 7. Fire hoses must be water tight. 8. This fire hose withstood high pressure. 9. Different sizes of fire hoses were designed for specific purposes. 10. The dirt has been removed with a brush.

1. He was forbidden to participate in the competition. 2. I haven’t heard from him since then. 3. He was sleeping when I came. 4. He didn’t come because he was busy. 5. He will be 35 in three years. 6. The book cost 45$. 7. Her nephew’s car is black. 8. She returned from London a week ago. 9. They will be firefighters. 10. She speaks Chinese and Japanese. 11. Your niece did it on purpose. 12. Our parents will be absent for two hours. 13. Their uncle refused to help us. 14. He comes here to meet you. 15. The work will have been done by tomorrow. 16. I saw Peter and Ann the day before yesterday. 17. His mother-in-law works at our Institute. 18. We studied at the same school. 19. He is taught mathematics. 20. The new material is being tested now.

1. Пожежники зараз миють рукави проточною водою. 2. Пожежники намагалися захистити рукави від механічних пошкоджень. 3. Надмірне тепло висушує гумове внутрішнє покриття рукавів. 4. Пожежний рукав витримав високий тиск. 5. Пліснява спричинить гниття рукава. 6. Цими рукавами користуються зараз. 7. Пожежні рукави гнучкі та водонепроникні. 8. Рукави були завантажені у спеціальний відсік. 9. Слабкий розчин кислоти вже утворився на поверхні рукава. 10. Ця рідина містить хімічні інгредієнти, небезпечні для рукава.

Дата добавления: 2014-12-29