Unit 6. GLOBAL WARMING
Exercise 6. Mark the letter A, B, C, or D to indicate the correct
answer to each of the following questions.
67. The president of the company
officially apologised to the local residents ____ having dumped a large amount
of raw sewage in the area.
A. about
B. with
C. at
D. for
68. The factory was accused ____ having
caused higher level of pollution to the environment.
A. about
B. on
C. of
D. for
69. We all admire him ____ having
changed both his attitude and behaviours towards the environmental issues.
A. about
B. for
C. with
D. at
70. Human activities are also
blamed ____ having contributed to global warming.
A. for
B. on
C. at
D. with
71. We congratulated him ____ having
invented an energy-saving device.
A. for
B. at
C. about
D. on
72. He was criticised ____ not
having put the elephant poachers in jail.
A. at
B. about
C. for
D. on
73. His company was punished ____ not
having dumped the rubbish properly.
A. by
B. for
C. about
D. because of
74. The city mayor praised all
voluntary students ____ having cleaned the playgrounds for the children.
A. for
B. because of
C. at
D. due to
75. He thanked us ____ having
contributed to cleaning the surrounding environment.
A. on
B. to
C. with
D. for
76. He was suspected ____ having
received presents from the local companies and ignored their violations of the
environmental law.
A. about
B. on
C. of
D. for
77. Even when arrested, he denied
____ cut down that tree.
A. has
B. having
C. have
D. have had
78. Those farmers admitted ____ having
used more chemical fertilisers than needed.
A. on
B. about
C. for
D. to
79. He forgot ____ promised to cut
down on the carbon dioxide emissions into the atmosphere.
A. to promise
B. have
C. having
D. had
80. I remembered having ____ off
the lights before leaving home.
A. switched
B. switch
C. switching
D. switches
81. He regretted not ____ registered
for military service last spring.
A. have
B. having
C. having had
D. having done
82. The local residents suspected
the authorities ____ having kept the pollution level secret from the local people.
A. about
B. on
C. of
D. for
83. He denied having polluted the
environment, ____ no one believed him.
A. however
B. despite
C. but
D. in spite of
84. Thank you for having ____ the
information about global warming.
A. shared
B. sharing
C. share
D. shares
85. He regretted ____ killed and
eaten several rare species.
A. to have
B. having
C. have
D. has
86. His company was fined ____ dumped
tons of toxic waste near the residential area.
A. to have
B. because of
having
C. for having
D. of having
87. These students were rewarded ____
actively taken part in voluntary activities.
A. with
B. before
C. on having
D. for having
88. She was praised ____ donated a
lot of money to the wildlife protection organisation.
A. for having
B. to have
C. because of
having
D. due to having
89. I remember ____ advised you to
stop hunting endangered animals.
A. to have
B. having
C. have
D. had
90. The local authorities were blamed
____ ignored the pollution issues in the area.
A. about having
B. on having
C. for having
D. before having
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