Unit1 There are thirty students in my class.Let’s have a review of the numbers1. one2. two3. three4. four5. five6. six7. seven8. eight9. nine10. ten11. eleven12. twelve20. twenty30. thirty 40. forty 50. fifty 60. sixty 70. seventy80. eighty 90. ninety13. thirteen 14. fourteen 15. fifte...
