Choose the correct word and fill in the blanks

product (produce), producer (s), production, productive, to produce, productivity

1. We had a very ____ meeting last week.

2. The two lasers combine _____ a powerful cutting tool.

3. The country’s main _____ is oil.

4. New _____ methods have led to increased _______ .

5. This country is one of the world’s leading oil _______ .

6. The wine bottle was marked « ______ of France».

(to) predict,prediction,predictable

1. The economists _____ an increase in the rate of inflation.

2. A mechanism should therefore be established whereby continuous and _____ resources continuously available.

3. It is hard _____ when it will happen.

4. His _____ turned out to be correct.

5. We cannot _____ the future of the ICT revolution.

6. A scientific _____ provides the basis for a warning, issued by government officials.

(to) improve, improvement, improving

1. Such a tool would undoubtedly _____ its performance.

2.This area gives the greatest potential for _____ safety and train delays.

3. Techical advantages: simplifying the construction, _____ the repairability and increasing the service life.

4. We must _____ our ability to address problems globally.

5. The expansion and _____ of vocational training should also be a priority.

A. Choose the correct word.
1. The …… from that chemical are highly toxic.
A fog B fumes C flames
2. The match was called ….. because of the weather.
A off B for C out
3. Dinosaurs have been …… for millions of years.
A inactive B disappeared Cextinct
4. He wants to go home, he’s feeling under the…….
A clouds B climate C weather
5. The Captain and …… welcome you aboard.
A team B crew C staff
B. Fill in the correct preposition.
6. The terrible fire left dozens of buildings…… ruins.
7. She’s very competitive …… nature.
8. The forest was …… flames.
9. The patient is now……of danger.
10. Where ….. earth are my keys?
C. Fill in the missing word. There is one word you do not need to use: collapsed, survivors, habitats,
famine, avalanche, waves, injured, homeless, flood, earthquake, rescue.
11. Animals’……..are being destroyed.
12. We keep searching for …….
13. When the …… hit the area, dozens of people were snowed in for many hours.
14. A terrible …… was caused by continuous rain.
15. The massive …… have killed 1500 people.
16. Thousands of people were left…..
17. The apartment ….like a house of cards,
18. ……. teams tried to save as many people as possible.
19. Doctors were helping …… people,
20. A(n) …… in the ocean can generate a tsunami.
D. Choose the correct item.
21. Tim will never forget meeting/to meet Jenny for the first time.
22. You must take/taking your keys with you.
23. Dan avoids buying/to buy anything that cannot be recycled later.
24. The children look forward to get/getting a dog.
25. He decided to join/joining an environmental organization.
26. People should buy/to buy products with biodegradable packaging.
27. I didn’t use to wear/wearing glasses.
28. Fay and her family are happy to sponsor/sponsoring a child in Ecuador.
29. They won’t let her to go go to the party.
30. I’m writing to tell/telling you about my trip.
E. Complete the sentences with the words derived from the words in bold.
31. A local businessman made a generous …..to the hurricane victims. DONATE
32. The …….of ship has never been explained. DISAPPEAR
33. He has a …….of stamps. COLLECT
34. I like the ……of living close to work. CONVENIENT
F. Fill in the blanks with used to be used to, get used to and the appropriate form of the verbs in brackets
35. Sheila …….(drive) to work, but now she takes the bus.
36. Mr Roberts is a primary school teacher, so he …..(work) with young children.
37. She isn’t too comfortable with the idea of car-pooling yet, but I’m sure she…..(share) a car with other
people.​

1) Choose the proper words and fill in the blanks 1.

The scientists solve a .

Of complicated mathematical problems.

A origin В variety С universe D cell

2.

The researchers always try to.

The facts.

A refer В measure С satisfy D unify 3.

Different kinds of sciences .

Each other.

A search В overlap С attempt D appear

4.

. make our life and work easier.

A principles В laws С tools D facts

5.

People had to get food, clothes, and .

A shelter В machines С cars D technologies

6.

Science is .

Much to modern technology.

A doing В making С contributing D explaining 7.

Digital computers .

With numbers.

A deal В refer С solve D measure

8.

Analog computers work with a physical.

. A weight В size С quantity О temperature 9.

Computers help .

For clues to the origin of the universe.

A search В solve С research D investigate

10.

Many tasks performed by people are now done.

Computers.

A among В between С of D by.

1 invented    found out

a) When John found out that a research company wanted to buy his gadget, he couldn’t believe it.

b) Mike invented the device, but it was his brother who put it on the market.

2 colleagues    employees

a) Professor Smith thanked his close colleagues for their support in his research.

b) The company’s business is growing, so it needs to hire more employees.

3 salary    wage

a) The pizza delivery boy thought his wage was rather low for a full day’s work.

b) If Jane gets the promotion, it will add an extra four thousand pounds to her annual salary.

4 Geography    Earth Science

a) Mary wants to travel to all those countries she studied in her Geography class.

b) Jason finds Earth Science fascinating, because he learns a lot of things about the formation and history of our planet.

5 raise    lift

a) Jake’s back hurts because he tried to lift a very heavy box on his own.

b) You don’t have to raise your voice. I can hear you very well!

6 toddler    infant

a) Of course Annie can’t talk yet; she’s just a four-month old infant!

b) Jamie is such a cute toddler!  He’s just learning to walk and he keeps falling down all the time.