3
第三:
-- 1. "Look, it's a frog.", "Yes, it is." ("it is" = “它是”), 2. "Hi!", "Hello!", 3. "Good morning!", "Morning!", 4. "and" ("A and B."; "You and I."), 5. "I will.", 6. "Eel", 7. "Cola", 8. "frog", 9. "a dog, an elephant, a fish, a giraffe", 10. "D d, dog, duck", "G g, girl, giraffe", "Z z, zero, zoo.", 11. "Welcome!", 12. "fun", 13. "0, 1, 2, 3, 4, 5,..." ("Zero, one, two, three, four, five,...").