Exercise 5. Mark the letter A, B, C, or D to indicate
the underlined part that needs correction in each of the
following questions.
51. With clear evidence, his company couldn't deny
having dump a large quantity of toxins into the sea.
A B C D
52. Humans now have to suffer the effects of
global warming due to having treat the environment irresponsibly.
A B C D
53. Having denied the responsibility for
the environmental it caused, the factory was forced to close
down.
A B C D
54. Having been warn about the relationship between
climate change and the
spread of infectious diseases,
A B C
everyone should get vaccinated.
D
55. These companies were accused on having
released a large amount of carbon
dioxide into the atmosphere.
A
B C D
56. Having deciding on the topic of the
presentation, he started finding relevant information for
it.
A B C D
57. Having known about the harmful affects
the company had on our neighbourhood,
we decided to boycott its
A B
C D
products.
58. Having signed an agreement to reduce
carbon dioxide emissions, we were determined to help reduced
A B C D
global warming.
59. Having identified the most urgent
environmental problems, they start working out all possible solutions.
A B C D
60. Having spent all their saving money,
they started do some odd jobs to make ends meet.
A B
C D
61. Having cutting down many trees in the
area, now the people here have to suffer really hot
summers.
A B C D
62. Having decided to use public transport instead
private transport, we were
determined
to reduce carbon
A B C D
footprints.
63. Having cycled to work every day, I
become more responsibly for the environmental issues.
A
B C D
64. Having watched TV programmes about the
farmers' careless use of chemical fertilisers on they crops,
many
A B C
citizen dwellers decided to grow their own vegetables.
D
65. Having suffered water shortage in the
past, we are all very economic on using water.
A B C
D
66. Having change our attitude to nature,
we started changing our behaviours as well.
A
B C D
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