(单选题)

What can be inferred from the last paragraph?

A.It’s important that we develop a social network when young.

B.To stay healthy, one should have a proper social network.

C.Getting a divorce means risking a reduced life span.

D.We should share our social networks with each other.

参考答案：B

参考解析：

推理判断题。最后一段提到如果想生活的更长久到100岁，就要发展自己的社交网络，故B选项“为了保持健康，我们应该有恰当的社会网络”正确，故选B。

知识点：阅读理解四选一英语专业基础知识阅读理解教师招聘-小学英语