Answer:Here are the words with the silent letters crossed out: 1. A(g)ain2. Kn(i)fe3. E(a)rth4. He(i)ght5. Wh(a)t6. H(o)w7. C(o)me8. We(i)ght9. W(o)uld10. De(a)r11. Plea(s)e12. De(a)n13. Be(a)r14. C(o)llage15. He(a)rt16. La(u)gh17. Ch(e)ap18. Cl(e)an19. Br(i)ght20. Bu(s)y
Answer:A football field is about 100 m long. if it takes a person 20 seconds to run its length how fast were they running