题目内容
| Baby tigers to catch other animals if they watch their mothers. |
A. learn how B. will learn what C. learn why D. learn when |
试题答案
A
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Baby tigers to catch other animals if they watch their mothers.
[ ]
A. learn how
B. will learn what
C. learn why
D. learn when
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B. will learn what
C. learn why
D. learn when