问题
选择题
After 20 years' protection, the forest has become ____to over hundreds of kinds of birds. [ ]
A.home
B.family
C.base
D.house
答案
答案：C
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After 20 years' protection, the forest has become ____to over hundreds of kinds of birds. [ ]
A.home
B.family
C.base
D.house
答案：C