The soles of the Apolar bear’s feet are Bcovered with fur, which Cprovides stabi

游客2024-01-02  20

问题 The soles of the Apolar bear’s feet are Bcovered with fur, which Cprovides stability on slippery, Dfreeze ground.

选项 A、 
B、 
C、 
D、 

答案 D

解析 Freeze is a verb. An adjective is needed before the noun ground. Correction: frozen.
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