單格填空第 41 題
Researchers have observed chimpanzees feigning injury in order to influence other members of the group, thus showing that the capacity to ______ is not uniquely human.
| Blank |
|---|
| (A) cooperate |
| (B) instruct |
| (C) conspire |
| (D) dissemble |
| (E) dominate |
出處：OV1, Practice Set 3, #3
難度：Hard