According to Joe Smith, how many paper towels do Americans use each year?
举一反三
- How many hamburgers and French fries do Americans eat each year? (1) _________ (2) _________ hamburgers and French fries are eaten each year.
- How many Americans are smokers according to the video clip?
- What did Smith do in his term paper for his economics class?How was the paper evaluated by his professor?
- According to the news, how many Americans say it’s better for children if their father is home?
- How do many Europeans greet each other?