Very often, when a society adopts a new food without the food culture surrounding it, as happened when corn first came to Europe, Africa, and Asia, people get sick.
In above sentences, what is "as" in the grammartical term?
Very often, when a society adopts a new food without the food culture surrounding it, as happened when corn first came to Europe, Africa, and Asia, people get sick.
In above sentences, what is "as" in the grammartical term?