Before reading the text, revise the following grammar material and do these exercises.

Date: 2015-10-07; view: 461.

Grammar

Useful prefixes

Word building

Match a word in A with a word in B to make a word combination and find its translation in C.

7. Study the following prefix and then complete the sentences below, using a dictionary if necessary:

1. The hospital patient received a blood transfusion.

2. A trans_________ in a radio amplifies the signal without using a vacuum tube.

3. Maria does not speak English, so you will have to trans________ for her.

4. Sound is trans_________ in waves; it cannot travel through a vacuum.

5. Light energy can be trans_________ into heat energy.

6. Many lives are saved by kidney and liver trans­­­­­_______ from one person to another.

7. The professor trans________ to another university in his hometown.

8. Circle the letter of the answer that best completes each of these sentences:

1. Water that has been purified is __________________.

a. distilled water b. distilling water

2. A device that has been adjusted for errors is a __________________.

a. calibrating instrument b. calibrated instrument

3. A device that adjusts other instruments is a __________________.

a. calibrating instrument b. calibrated instrument

4. A bar that attaches one moving part of a machine to another is a __________________.

a. connecting rod b. connected rod

5. A wire that is covered with a nonconductor is an __________________.

a. insulated wire b. insulating wire

6. You may choose any __________________ you like.

a. viewing device b. viewed device

7. She's sure to get the job she wants - she's a very __________________.

a. determined person b. determining person

8. She was an __________________ to her followers.

a. inspired example b. inspiring example

9. Find in the text examples of -edand-ingadjectives.