Some wild animals are in danger the loss of living areas.A. asB. sinceC. because ofD. bec

问题补充：

Some wild animals are in danger the loss of living areas.

A. as

B. since

C. because of

D. because

答案：

A. as

B. since

(答案→)C. because of

D. because

解析：此题重点考查because和because of之间的区别。此题重点考查because和because of之间的区别。两者都表示因为，前者连接句子，后者连接短语。