问题描述：
31. Knowing that her son was suffering from a disease, the mother cried her eyes .
31. Knowing that her son was suffering from a () disease, the mother cried her eyes .
A. deadly
B. dying
C. dead - like
D. deathly
31. Knowing that her son was suffering from a () disease, the mother cried her eyes .
A. deadly
B. dying
C. dead - like
D. deathly
问题解答：
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