Translate the following sentences paying attention to the infinitive

1. We shall translate this article. 2. Do you know this man? 3. They can translate this text without a dictionary 4. To translate this article is not an easy thing to do. 5. We want to translate this article. 6. I remember to have seen this man last year. 7. To study much is to learn much. 8. To master a language one must work much. 9. The professor to deliver a lecture at our Institute lives in our street. 10. The experiment to be carried on is described in this article. 11. Can this work have been done in such a short time? 12. He must be reading a newspaper in the reading-room. 13. He was glad .to have been travelling in Europe.

5. Translate the following sentences paying special attention to the words in bold type:

1. The students carried out an experiment looking at the thermometer from time to time. 2. The cinema was invented before my time. 3. It is high time to begin work. 4. Four times three is twelve. 5. "Am I late?" "No, you are just in time." 6. "What is the time?" "It's dinner time." 7. The students went to the club and had a good time there. 8. It took a long time before people learned to split the atoms. 9. I will be back in no time. 10. For a long time people did not know that lightning and atmospheric electricity are one and the same thing. 11. Lomonosov lectured at the University and at the same time worked in different fields of science 12. I work in the laboratory two timesa week.

6. Translate the following sentences paying special attention to the infinitive:

1. This is the device to be used in our experiment. 2. Th< thermometer is a device to measure the temperature. 3. When are the articles to be translated by the students? 4. The letter to be answered was given to me. 5. The motor is a device to change mechanical power into electric power. 6. Our country was the first to use atomic power for peaceful, purposes. 7. Petroff was the first scientist to study the electrification of metals by rubbing them. 8. I was the last to answer the teacher's questions.

7. Fill in the blanks with the words one or for: