2. Unit 4 Week 4 robot Key Words

3. Unit 4 Week 4 defective Key Words

4. Unit 4 Week 4 meteor Key Words

5. Unit 4 Week 4 rotate Key Words

6. Unit 4 Week 4 staggered Key Words

7. Unit 4 Week 4 reversed Key Words

8. Unit 4 Week 4 dangling Key Words

9. Unit 4 Week 4 tokens Key Words

10. Unit 4 Week 4 end up looking like Function Words & Phrases

11. Unit 4 Week 4 less and less of Function Words & Phrases

12. Unit 4 Week 4 to freeze (on) Function Words & Phrases

13. Unit 4 Week 4 level out Function Words & Phrases

14. Unit 4 Week 4 antenna Basic Words

15. Unit 4 Week 4 flying saucer Basic Words

16. Unit 4 Week 4 vessel Basic Words

17. Unit 4 Week 4 alien Basic Words

18. Unit 4 Week 4 spaceship Basic Words

19. Unit 4 Week 4 black hole Basic Words

20. Unit 4 Week 4 Basic Words