Задание 2. B. Подберите к каждому слову в колонке А соответствующее из колонки В.
А
В
1. induce
a. find, get back
2.
remove
b. unlimitedly
3.
indefinitely
с spiral
4.
memory cell
d. length of wire wound in a spiral to conduct electric current
5.
retrieve
e. bring about
6.
winding
f take off, away
7.
coil
g. the unit of computer which
stores data for future use
Упражнение 3. Заполните пропуски словами conduct, superconductivity, superconductor, superconductive.
1 at high temperatures was almost discovered in 1979. 2. The Russian scientists found an oxide of metal they were experimenting
with to ... electric current. Moreover, the lower the temperature, the less resistance the material had. 3. The resistance continued to fall in liquefied nitrogen. To continue the experiments, they needed liquid helium. To obtain it was quite a problem at that time. So the experiments were stopped. 4. But it was this compound of copper, lanthanum and oxygen that proved to be a ... for which the Swiss physicists were honoured with a Noble Prize in 1987. 5. Later neither efforts nor money were spared (жалеть, экономить) for the study of the ... materials. Moreover, there were no longer any problems with helium.
Ex.1
1.many birds fly south in winter.
2. Ken writing a book about the Aztec Indians. He`ll finish it soon.
3. Mandy usually sits with Sandra in history classes. But today Sandra is absent, so Mandy will sit with Beth.
4. We don't wear uniforms to school.
5. “Great John! I see you are working very hard today! "
6. My brother doesn't listen to pop music, but today he listens to Madonna.
7. I don't understand what you are saying. Please speak more clearly!
8. I support Greenpeace because I believe in their philosophy.
9. Our teachers giving us a test twice a month.
10. "What are you doing?" "I taste the soup to see if it has enough salt."
Ex.2
1.Be careful! You will hurt yourself with scissors.
2. Come quickly! Look, snow out!
3. I do not know the answer, so I am looking it up.
4. The buses leave from the depot at 9 o'clock every day.
5. When I grow up, I will become an astronaut.
6. If you keep on play with this knife, you will cut yourself.
7. I will wear my new dress to the party tonight!
8. Jane will visit us these days and we are having a wonderful time together!
9. Don't worry! The plane will take off in three hours. We have a lots of time!
10. Jenny will be back soon. You could wait for her if you like.
Ex.3
1.My father took me to my first football game ten years ago.
2. When I arrive home, Susan cries.
3. Luke and Tony have a fight over Sheila at the pub last night.
4. I wrote an email when a dog comes in.
5. When I was young, my mum walk me to school every morning. In the afternoon my grandmother picked me up because my mother had to work.
6. While I driving to work, it startted snowing.
Ex.4
1. My father will take us to the park tomorrow.
2. Mary is doing her homework for tomorrow.
3. We live at 17 Burrows Street.
4. All day yesterday they were preparing for the English test.
5 . My mother worked in a good store before she was married.
6. We clean the house every day.
7. “Don't worry John, I'll pick up my dry cleaning on my way home. "
8. I will go to China if I win a lot of money.
9. My brother goes to school every morning.
10. When she was crossing the road, she was hit by a motorcycle.
11. When she arrives, we will ask her about it.
12. I will visit her while I am in Athens.
13. Ten minutes ago he took out the trash.
14. Do you get a lot of gifts for your birthday?
15. I will help with the laundry if I have time.
Ex.5
1.c
2.b
3.b
4.c
5.c
6.c
7.a
8.c
Объяснение:
1) Her father is not watching TV at the moment. He is sleeping because he is tired
2) Where does your uncle work? He works at school.
3) Is your friend doing his homework now?
4) When do you usually come home from school? I come at four o'clock.
5) My sister is not playing the piano now. She plays the piano in the evening.
6) Are you reading a magazine and thinking about your holiday at the moment?
7) I am siting in a waiting room at the dentist now.
8) When do you listen to the news on the radio?
9) Are you playing chess now?