The child was lost in the forest, where he was _____ the mercy of wild beasts.

    A. in            B. on           C. for             D. at

The child was lost in the forest, where he was _____ the mercy of wild beasts.

1. A.
   in
2. B.
   on
3. C.
   for
4. D.
   at

根据句意选择适当的词（组）的正确形式填空

at the mercy of, go down on one's knees, hope for, in that case, may as well, take… in one's arms, the world, as far as, according to, tear up

The child got lost in the forest, where he was ________ wild beasts.