Добавил:
Upload Опубликованный материал нарушает ваши авторские права? Сообщите нам.
Вуз: Предмет: Файл:
трен.вправи-2.doc
Скачиваний:
2
Добавлен:
01.05.2025
Размер:
189 Кб
Скачать
☆

3. Write the antonyms of the words below.

a) to stand

b) small

c) noise

d) silence

e) question

4. What is the –ing form of these verbs?

a) run

b) lend

c) tidy

d) send

e) take

Variant 19

1. Read the text and give a title to it

Radio waves travel about one million times as fast as sound waves.

They do not need air or anything else to carry them. They travel through space in all directions and go through walls, ceilings, and floors at the speed of 186, 000 miles per second. They could go from here to the Moon and back in less than three seconds. We cannot see, hear, or feel them, and yet they are everywhere.

And there are all kinds of radio waves. Some vibrate at 700, 000 times per second, and others vibrate at more than a million times per second. The number of vibrations per second is called frequency.

The different radio stations all over the world are sending out all the time such radio waves, and each station has a different wave frequency. The numbers on radio set tell you the frequency, and you can find different stations with their help.

2. Put the words into the correct order and make the sentences.

a) you/please/could/the/open/the/door?

b) smoke/I/mind/do/if/you/?

c)lend/I/your/can/please/newspaper/?

d) later/again/could/phone/you/?

e) your/OK/if/is/use/printer/it/I/?

3. Match the beginning in a with an ending in b

A B

1.Did you have any films at the weekend?

2.Have you got any plans the family?

3.Did you see on business?

4. So are you here for tomorrow?

5. How’s a good holiday?

4. What is the –ing form of these verbs?

a) sit

b) drive

c) lie

d) tidy

e)run

Variant 20

1. Read the text and write out the key words Radio Waves

Radio waves travel about one million times as fast as sound waves.

They do not need air or anything else to carry them. They travel through space in all directions and go through walls, ceilings, and floors at the speed of 186, 000 miles per second. They could go from here to the Moon and back in less than three seconds. We cannot see, hear, or feel them, and yet they are everywhere.

And there are all kinds of radio waves. Some vibrate at 700, 000 times per second, and others vibrate at more than a million times per second. The number of vibrations per second is called frequency.

The different radio stations all over the world are sending out all the time such radio waves, and each station has a different wave frequency. The numbers on radio set tell you the frequency, and you can find different stations with their help.