Our world is shrinking. Everyone needs a second language. We really need a foreign language. We are really behind other countries. Students who experience other cultures have a much broader, different view.
High school is more than preparing to just pass a test.
It's preparing for the real world with multiple cultures. Should have a class on world culture. Can't or aren't fluent even after 3-4 years of foreign language. If you come from another country, you should learn about the U.S. or another country. Bring in community people as guest speakers.