6. Choose one variant to answer:

1. What fuel is used for nuclear reaction?

   1. biogas;

   2. uranium ;

   3. wind;

   4. oil.

2. What is wind energy?

   1. air in motion;

   2. water in motion;

   3. hot gas in motion;

   4. vacuum.

3. Who discovered the Higgs boson?

   1. Edwin Hubble;

   2. Samuel Morse;

   3. Peter Higgs;

   4. Alexander Fleming.

4. The Large Hadron Collider (LHC) is a gigantic scientific instrument:

   1. near London;

   2. near Geneva;

   3. near Paris;

   4. near Zurich.

5) What is less harmful for our planet?

5. Going by car;

6. Traveling by bus;

7. Walking on foot;

8. Sailing by ship.

6) What causes the global warming?

a) Oil manufacturing;

b) Pouring carbon dioxide into the atmosphere;

c) Glaciers melting;

d) Intensive printing technology.

7) What source of energy is renewable?

1. Mineral resources;

2. Solar System;

3. Nuclear reaction;

4. Biomass energy.

8) Weightlessness allows the scientists to create:

a) new admixtures;

b) new problems;

c) new materials;

d) new creatures.

7. Use an appropriate modal verb:

Must, can, could, should, may, will

1. The robots … be very sophisticated and even unique.

2. The ability of motile gel to walk … be used to make some compounds of the future robots.

3. To stop global warming we … change some of our daily life habits.

4. We … use nuclear power very carefully in order to prevent undesirable nuclear accidents.

5. This construction of buildings … be heated by natural geothermal energy.

6. We hope that future generations … use other available sources of renewable energy.

8. Find the words with similar meaning (synonyms):

A	B
1. research	a. instrument
2. to study	b. prior
3. tool	c. sophisticated
4. power	d. emit
5. previous	e. investigation
6. motile	f. mean
7. refine	g. massive
8. huge	h. to learn
9. intend	i. movable
10. absorb	j. energy

9. Use reported speech:

a) He said, ‘I’m sure Tom will write me as soon as he can’.

b) She said, ‘I have just received the mail from the office’.

c) The manager said, ‘I’ll do it today if I have time’.

d) Susan said, ‘I saw him on the lecture last week’.

e) The teacher promised, ‘I’ll explain this rule to you tomorrow’.

f) ‘I’m sorry I told everyone your secret,’ my sister apologized.

g) ‘I didn’t give the money to him,’ the clerk denied.

h) ‘I won’t return your driving license until you pass the test!’ refused the policeman.

10. Construct the sentences with relative clause:

e.g.: I read the book. It was taken from the library.

I read the book which was taken from the library.

1. You recommended me the article. I have read it.

2. Many people were injured in the accident. They are in hospitals now.

3. The nuclear station was destroyed during the earthquake. It won’t be reconstructed.

4. Geothermal energy is used for heating the buildings. It is taken from underground.

5. Solar panels are widely used in European countries. They convert solar energy into the electricity.

6. The Higgs boson proved the existence of super small mass particles. It was discovered in 2012.