試卷：無年度 - 2004年5月托福閱讀#20895
| 科目：TOEFL(Test of English as a Foreign Language)托福
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試卷名稱：無年度 - 2004年5月托福閱讀#20895
科目：TOEFL(Test of English as a Foreign Language)托福
9. According to the passage, animal young are most defenseless when
(A) their parents are away searching for food
(B) their parents have many young to feed
(C) they are only a few days old
(D) they first become independent
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