A to
B with
C on
D for
A of
B for
C to
D on
A to
B of
C in
D with
A danger
B endanger
C dangerous
D endangered
A prevent
B distinguish
C preserve
D survive
A offspring
B ecology
C landscape
D benefit
A destroy
B grow
C develop
D support
A improvement
B reassessment
C distinction
D maintenance
A powerful
B significant
C disastrous
D detectable
A discharging
B dumping
C producing
D exposing
A whose paintings
B who has painted
C who painted
D whose painted
A releases
B is released
C will be released
D released
A where
B it where
C where is
D which is where
A that the birds live
B where the birds live in
C which live the birds
D in which the birds live
A live
B to live
C living
D lived
A to consider
B considered
C consider
D is considered
A organized
B to organize
C organizing
D organize
A should ban
B must ban
C have to be banned
D must be banned
A that
B those
C them
D which
A that
B whose
C of which
D which of
A Despite of
B humans
C with others
D in which
A at which
B only news
C appeared
D in the
A sells
B which
C started
D making
A were
B entering
C because of
D lack of
A not attended
B never would meet
C whom
D had not seen
A approximate
B certain
C estimated
D unknown
A enriching
B injuring
C ruining
D spoiling
A results
B pretexts
C excuses
D reasons
A on
B of
C for
D against
A exceedingly
B another
C over
D above
A Drinking water is polluted.
B Radioactive waste poisons the sea.
C Sewage isn't processed.
D Cars and factories poison the air.
A is surprised that the rain is poisoned.
B is unsured why the air is polluted.
C wonders why the natural world is being destroyed.
D understands why forests and lakes are being destroyed.
A are unaware of what they're doing wrong.
B are rich and powerful.
C choose to ignore criticism.
D basically care about the environment.
A should only be for people
B can be made to last longer.
C will last forever.
D belong to just humans and animals
A don't know what Greenpeace thinks.
B are forced to understand the problems by Greenpeace.
C can easily ignore Greenpeace.
D misunderstand what Greenpeace thinks.
A The children made little effort to please their parents.
B The children tried their best to please their parents.
C The parents were pleased with their children's effort.
D The children made no attempt to please their parents.
A Scientists blame air pollution for the destruction of forests.
B Scientists are blamed for destroying forests.
C Scientists say that there's much air pollution in the forests.
D Forests are being destroyed by scientists.
A I would appreciate your sending me the document.
B I was very grateful for your document.
C I'm upset about your not sending me the document.
D Do not send me the document, please.
A John reproached his secretary for not having finished the report.
B John said that his secretary had not finished the report.
C John reminded his secretary of finishing the report on time.
D John scolded his secretary for not having finished the report.
A Certainly, that young man will fail in this test.
B It would be impossible for that young man to fail this test.
C There is no way that young man can succeed in this test.
D A and C are correct
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