SPEAKING

A Family Is...

George Peter Murdoch was an anthropologist who, in 1949, studied 250 different societies across the world to find the common features for a definition of family. This is his conclusive definition of family:

"A family is a social group who shares a common residence, economic cooperation, and reproduction. It includes people of both sexes, at least two, who have a socially acceptable sexual relationship and one or more children, their own or adopted."

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21. Does the definition apply to the four examples above? Decide in pairs and explain why or why not, using the expressions below.

Giving opinions Giving reasons for opinions
- I think / believe / feel ... - ... because ...
- Personally, I think / believe / feel ... - ... since ...
- In my opinion / view ... - The main reason I think that is because ...
- It seems to me that ... - One of the reasons I think that is because ...
- I'm convinced that ... - According to Murdock / Murdock's theory, ...
- From my point of view, ...
- As I see it, ...
- My opinion / view is that ...