A. True
B. False
A. True
B. False
A. True
B. False
A. True
B. False
A. danger
B. obstacle
C. possibility
D. risk
A. True B. False
B. False
A. made
B. completed
C. done
D. enacted
A. neither
B. not only
C. both
D either
A. have
B. are
C. been
D. were
A. Because they become weaker and weaker.
B. Because alligators are the most dangerous predators of the Florida Everglades.
C. Because Burmese pythons have increased recently.
D. Because they are being killed by humans.
A. Scientists
B. Owners
C. Hunters
D. Ecologists
A. The Everglades and the python’s native environment of Southeast Asia have many things in common.
B. The Everglades is an ideal place for Burmese pythons.
C. Burmese pythons really like this new environment.
D. Humans give them a lot of food.
A. 3,000
B. 300,000
C. 300
D. 30,000
A. They will develop strongly.
B. They will dominate the whole ecosystem.
C. They will wipe out different species that take integral roles of the Everglades ecosystem.
D. The Everglades ecosystem will be destroyed.
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