1. The continental United States has ________ states.A) 50 B) 49 C) 48 D) 352. The Golden Gate Bridge is located in ________.A) San Francisco B) Los Angeles C) San Diego D) Las Vegas3. ________ is the longest and the most important river in North American.A) The Ohio River B) The Mississippi River C) The Missouri River D) The Yangtze River4.The book “The Epic of America” was writen by ________.A) Bill Bryson B) James Truslow Adams C) Mark Twain D) Elwyn Brooks White5. The "Golden State" is the nickname of ________.A)California B) New York C) Ohio D)Florida 6. In the 1960s, the African-American civil rights leader________dreamed that racial minorities and people of different social levels could be treated equally.A) Oprah Gail Winfrey B) Ralph Waldo Ellison C) Maya Angelou D) Martin Luther King Junior7. There are ________ distinct regions due to their own characteristic dishes. A) four B) five C) six D) seven8. In the Southwest, ________ is a regional specialty.A) seafood B) black-eyed peas C) breads and pastries D) barbecued food9. In 2018, IHOP changed its name to IHOB. The letter 'B' stands for________. A) brunch B) breakfast C) burgers D) Bitcoin10. When you have finished your meal, place all utensils at________ o'clock to show that you are finished. A) 1 B)2 C) 3 D)4