2. 外语
  3. Protective behaviors of (amphibians) include hiding (in) the presence of danger and (having) coloration (such) closely matching

Protective behaviors of (amphibians) include hiding (in) the presence of danger and (having) coloration (such) closely matching

admin2005-01-28  62
问题 Protective behaviors of (amphibians) include hiding (in) the presence of danger and (having) coloration (such) closely matching the environment that the animal is not obvious.
选项 A、amphibians
B、in
C、having
D、such
答案D
解析
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