教师解析

Eating habits are different in different countries. The Chinese have a saying "Eat good things for breakfast, eat a big meal for lunch, but eat less at dinner." Many Americans agree that one should start the day with a good breakfast, but their ideas about lunch and dinner are different. 

What do most Americans and Canadians usually eat?

In what way can we keep the vitamins in the vegetables?

Are Chinese food and many other ethnic food popular in North America?

Now look at the first passage. Read it through quickly and mark out words you are not familiar.