乐于助人的

According the theory of kin selection, humans tend to act altruistically

题干问："根据亲缘选择理论，人类往往进行乐于助人的行为是由于……。"根据原文第2自然段。

He is a very obliging, amiable person.

他是一个非常乐于助人的和蔼可亲的人。

I'm responsible,hard-working and willing to help others.

因为我是一个有责任心，工作努力，乐于助人的人。

You are a study to make improvements, helpfulness of the child.

你是个好学上进、乐于助人的好孩子。

We appreciate his readiness to help others.

我们很感激他乐于助人的态度。

We all admire his readiness to help others.

我们都佩服他乐于助人的精神。

He is a good man to help others during the procedure of his self-development.

在自我发展过程中乐于助人的人是善人。

At school, I am a healthy, studious, and helpful student.

我是一个爱学习、勤思考、乐于助人的女孩。

You should become a welfare worker; you have a vocation for helping people.

你应该去从事社会福利工作，因为你有乐于助人的禀性。

"Well, the corn is ninety-five cents," I said in my most helpful voice.

&哦，罐头玉米是95 美分，&我用最乐于助人的口吻说道。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。