forexample和suchas后面加什么

　　Take food collecting, for example.

　　以收集食物为例。

　　Let's take Mount Etna for example.

　　让我们以埃特纳火山为例。

　　A colleague, for example?

　　比如说同事？

　　Humans cannot digest plants such as grass.

　　人不能消化草类植物。

　　Wild flowers such as primroses are becoming rare.

　　报春花之类的'野花越来越稀罕了。

　　Opportunities such as this did not come every day.

　　这样的机会不是天天都有的。