题目内容

只要是母禽产的蛋，只要是孵化条件适宜，都能孵化产出雏鸡。()

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What did John Adams do？

A. He trained men in the army.
B. He was a soldier.
C. He was a silversmith.
D. He was a statesman.

Indian losses in the war were much heavier than ________.

A. their enemy's
B. their enemy
C. their enemy did
D. their enemy was

西门塔尔牛的产肉性能优于黑白花奶牛。()

产蛋鸡能量需要，通常2/3用于维持，1/3用于产蛋，并且首先满足维持的营养需要，然后才用于产蛋。()