摘要： endangered species
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The number of _____ species increases every year with their natural habitats disappearing.
|
A．dangerous |
B．endangered |
C．serious |
D．harmful |
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Many difficulties ______ when Daisy helped endangered species of wildlife.
| A．risen | B．arose | C．raised | D．rose |
With ______ help of WWF, many endangered species are now enjoying a peaceful life in ______ wild.
| A．/; the | B．the; the | C．the; / | D．/; / |