behaved是什么意思？

During deep sleep, the participants' brains behaved in a similar manner seen in birds and dolphins.

During deep sleep,the participants' brains behaved in a similar manner seen in birds and dolphins.

When an object did not drop out of the bottom of a rattling container, they looked at it for a longer time than they did when the container behaved as expected.

blacks and whites behaved differently during the election

In contrast, adults behaved in similar ways regardless of whether they were on their own or observed by others.