问题描述：
有一英文题看不懂?
Hidden word change.
Change one word to another to make a new one , one letter at a time .Then put them together ,and create another word when the puzzle is finished .
Example:calm-kill ：balm ；ball ；bill；kill .
Hidden word : bilk .
LEAD-GOLD CAT-DOG
1. 1.
2. 2.
3. 3.
Hidden word : Hidden word:
Hidden word change.
Change one word to another to make a new one , one letter at a time .Then put them together ,and create another word when the puzzle is finished .
Example:calm-kill ：balm ；ball ；bill；kill .
Hidden word : bilk .
LEAD-GOLD CAT-DOG
1. 1.
2. 2.
3. 3.
Hidden word : Hidden word:
问题解答：
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