I. Choose the best alternative.

Clouds play a powerful(1)____in warming and cooling our planet. Even a one-percent change in cloud can have dramatic(2)____on global temperature. On the one(3)____, clouds spread out like global umbrellas, blocking the sun's heat energy and reflecting much of it(4)____into space. That cools the planet. But clouds can also act like giant blankets(5)____trap heat radiating from Earth. This(6)____to keep the planet warm and suitable for life. All life processes on Earth depend on a balance(7)____this warming and cooling. If the balance shifts, the effects(8)____be disastrous. Colder winters or hotter summers could threaten entire species of plants and animals, and force whole populations-humans included-to move to different latitudes. Scientists are now studying clouds in an attempt to forecast(9)____climatic changes. They hope to(10)____answers to many questions.

_______________________________________________________________
|__№__|_________a__________|_________b_________|________c_________|
| 1 | part | role | place |
| 2 | reason | effect | source |

| 3 | side | view | hand |
| 4 | out | back | round |

| 5 | which | while | when |
| 6 | has | helps | makes |

| 7 | among | in | between | | 8 | could | must | should | | 9 | so | such | a |

| 10 | look for | put | find |

№2 Choose the right words to complete the sentences:
1. They(can / might)____be away for the weekend but I'm not sure.
2. He(can / could)____be from Sheffield,judging by his accent.
3. They(can' t / may not)____still be out!
4. With luck,tomorrow(can / could)____be a cooler day.
5. You(can / might)____be right but I'm going back to check the information.

Помогите пожалуйста с этими заданиями,буду очень благодарен!

Vocabulary & Grammar
3. Choose the best alternative.
1. It is very inconvenient to have to work ______ when you have young children.
a) flexitime b) time off c) overtime
2. Multinationals often ______ their employees excellent career opportunities
if they are willing to travel.
a) offer b) make c) take
3. Job opportunities are sometimes referred to as "job ______."
a) training b) offers c) prospects
4. We're investing money in areas where we think we can grow and be
______.
a) profit b) profitable c) profiting
5. We wanted a reliable firm, so we ______ Phillips.
a) choose b) were choosing c) chose
6. All our machines have just ______.
a) be served b) been served c) being served
7. He said they ______ our order the week before.
a) had received b) received c) have received
8. We're not the market leader, but I wish we ______.
a) have been b) were c) are
9. Do you want ______ back in half an hour?
a) coming b) to come c) come
10. Sorry, I ______ go now. I don't want to be late.
a) can to b) must to c) have to

white(hair/hairs) on her jacket

2) We had very(little/few)time to finish our project

3) There were (a few/a little)times when Jane wanted to go back home

4) He had (a very/very)eventful life before he became a Geography teacher

5) The maid brought in (paper/a paper)with the latest news

6) This chair is made of (a wood/wood)

7) I need (a room/some room)for my clothes.-You can use my wardrobe if you want to.

8) What(an interesting/interesting)experience!

a) jockey; b) archerer; c) canoeist; d) mountaineer; e) archer.



Choose the synonyms used for a group of bees:

a) hive; b) swarm; c) sloth; d) bike; e) drift.



Choose British newspapers usually known as tabloids:

a) The Daily Mail;

b) The Times;

c) The Mirror;

d) The Observer;

e) The Sun.