Page 263 - IELTS Preparation Grammar and Vocab

Science and technology 45

la Choose the correct words to complete the rest of the article from 2.2.
Batteries have to go a lot further before they can catch up with the combustion (1) engine I machine and
their limitations are forcing car (2) creators I manufacturers into designing and making electric cars with
the same (3) distance I range as vehicles made in 1910. As an example, a typical small family car can
travel over 370 miles in mixed driving (4) conditions I circumstances and can easily (5) maintain I retain
a speed of 70mph. For an electric car to manage that, its batteries would weigh over 1.5 tonnes and would
be similar in size to the car itself. And unlike a (6) container I tank of petrol, a massive battery doesn't get
any lighter with each mile covered.
Error warning o
There are three key problems that will be difficult for
manufacturers to (7) overcome I overtake: firstly, their range At last and finally are both used with the
calculations may be too optimistic: to get a reasonable same meaning when something happens
(8) life / living from batteries they should not be run from full after a long period of waiting or effort.
to empty and should be kept at 2040% of their charge. At last I'm old enough to drive.
Secondly, charging time remains a major (9) obstacle I I've finally finished my essay.
obstruction. Recharging an electric vehicle battery on a We can use finally to introduce the last
domestic power supply is likely to take around 13 hours. point in a piece of writing or a speech
but we cannot use at last
Finally, with the majority of our electricity likely to come Finally, there can be no change without
from non-renewable (10) resources I fimds in the near future,
governmental support ... (not At last,
electric vehicles could actually contribute more CO2 to the
environment than one of today's high-efficiency diesel
Finally, I'd like to thank you all for coming
(11) models I styles.
this evening ... (not At-last—Fal-filre-67-
I'd like to see electric cars take off but we can't assume they thartiv...)
will. Neither can we assume they will have any impact on (See also Unit 17, 2.4 for more on the
carbon (12) discharges I emissions for quite some time. use of at last and finally.)

2.4 Compound nouns can often be used to replace a longer phrase, which may include a prepositior
For example, power supply is used instead of supply of power. Make two-word compound nouns from
these phrases.
Manufacturers of MOWS
emissions of gas
1 4
2 a tank for petrol 5
resources of oil
3 6
engines using diesel
a car suitable for a family
01 Choose the correct phrasal verb with take in these sentences.
1
The mini-disk was a wonderful invention but it never really took off/took up commercially.
taking
taking on a hundred new employees at the aircraft factory.
I hear they're
up /
2
A small IT firm in our town has been taken out / taken over by a large multinational corporation.
3
4
When I started work in the laboratory, they took me round I took me through all the safety procedures.
5
My brother has decided to take up I take to medicine as a career.
6
The doctor has said I'm okay now, so he's taken me away / taken me off the tablets.
I find it difficult to take up / take in what people are saying when I'm tired,
7
2.6 Write sentences using each of the take verbs you did not use in 2.5.
1 lid Like to take you up on your off-er of help.
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