搜题
问题   更新时间2023/4/3 12:59:00

17. What made scientists think that animals can be trained to for us one day ? ( )(本题1.0分)
A、 Animals are very skillful at a circus.
B、 Animals are big and strong..
C、 Some animals are good at doing many things.
D、 Animals like to get a reward.

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