the given
 line charts give Verb problem
The
Correct your spelling
information
imformation
 about the Correct your spelling
information
Correct your spelling
proportion
promotion
propotion
 of the levels of the main kinds of fuel in the Correct your spelling
proportion
united kingdom
 from 1981 to 2000
Correct your spelling
United Kingdom
overall
, Linking Words
it's
 can be seen that petroleum was the most Unnecessary verb
it
Correct your spelling
proportion
promotion
propotion
 from start to Correct your spelling
prominent
the 
end
petroleum started with about 90 Correct article usage
apply
energy
 units after that it showed fluctuation in after next years and the end at 140 Use synonyms
energy
 units in 2000
natural gas Use synonyms
was 
showed Unnecessary verb
apply
increase
 trend, Correct article usage
an increase
started
 with about 40 Wrong verb form
starting
energy
 Use synonyms
untis
 and Correct your spelling
units
was 
ascending in after next Unnecessary verb
apply
year
. Use synonyms
therefore
, in the Linking Words
last
 Linking Words
year
 Use synonyms
Correct pronoun usage
there was
was
 1000 Correct subject-verb agreement
were
energy
 units. opposite with natural gas, Use synonyms
so 
coal Correct word choice
apply
was 
Unnecessary verb
apply
decrease
 trend, Replace the word
decreased
started
 with 80 Wrong verb form
starting
energy
 Use synonyms
unit
 and Fix the agreement mistake
units
fluctuation
 in the Replace the word
fluctuating
Correct quantifier usage
apply
some
 next Correct your spelling
same
year
 and the Use synonyms
last
 Linking Words
year
 Use synonyms
become
 the lowest choice, Wrong verb form
became
about
 28 Change preposition
with about
energy
 unitUse synonyms