1. Rain cats and dogs: Mưa tầm tã Ví dụ: It rained cats and dogs last night and the whole city flooded. 2. Kill two birds with one stone: Một mũi tên trúng hai đích, một công đôi việc. Ví dụ: I read newspaper while sipping my morning cup of coffee, killing two birds with one stone. 3. The bee's knee: Người xuất sắc Ví dụ: I'm the bee's knee. 4. Mad as a hornet: Rất giận dữ Ví dụ: If I'm late, she will be mad as a hornet. 5. Chicken out: Quá lo lắng, sợ hãi không tham gia một cái gì đó 6. In the doghouse with: Xích mích với Ví dụ: I'm in the doghouse with my friends. 9. Eat like a pig: Ăn nhiều Ví dụ: I'm ate like a pig so I gain weight. 10. Eat like a bird: Ăn ít Ví dụ: She eats like a bird. 11. Worrk like a dog: Làm việc chăm chỉ 12. Work like a hourse: Làm việc chăm chỉ Ví dụ: He worrk like a dog to buy a new car. 13. Take a (cat) nap: Giấc ngủ ngắn Ví dụ: You should take a cat nap. 14. Butterflies in one's stomach: Lo lắng Ví dụ: On my first day of school, I had butterflies in my stomach because I didn't know anybody or have any friends. 15. Have a frog in one's throat: Không thể nói được vì đau họng Ví dụ: Get me a glass of water, I've got a frog my throat.