Read the passage then choose the word which best fits each gap of the passage

IX. Read the passage then choose the word which best fits each gap of the passage.
(2.0 points)
Nowadays people are more aware that wildlife all over the world is in______(1).
Many more of animals are threatened, and could easily become________(2) if we
didn't make an effort to__________(3) them. there are many reasons for this. In some
cases animals are __________(4) for their fur or for other valuable part of their bodies.
Some birds _____(5) as parrots are caught alive and sold as pets. For many animals
and birds, the problem is that, their habitat, the place where they live is
___________(6). More _________(7) is used for farmers, or houses or industry, and
there are few open spaces than there once were. Farmers use powerful chemicals to
help them grow better__________(8) but these powerful chemicals pollute the
environment and___________(9) wildlife. The most successful animals on earth-
human beings will soon be the only ones left unless we can ______(10) this problem.
1. A. danger B. threat C. problem D. vanishing
2. A. disappeared B. vanished C. empty D. extint
3. A. harm B. safe C. protect D. serve
4. A. hunted B. chased C.game D. extint
5. A. like B. such C. or D. where
6. A.exhausting B. departing C. escaping D. disappearing
7. A. earth B. land C. soil D. area
8. A. produce B. fields C. herbs D. crops
9. A. spoil B. harm C. wound D. wrong
10. A. answer B. caculate C. solve D. explain