1: We were so tired that we went to bed early 2: It is such a difficult lesson that we can’t understand it 3: It is such an old car that he doesn't want to drive it 4: The weather was too cold to go out 5: It was such an interesting film that we couldn't miss it 6. David has so many girlfriend that he can't remember all of their names 7. Tom drives so fast that he often cause accidents 8. This is such the good tea that I think I'll have another cup 9. John was too angry to say anything 10. They are such long exercises that I can't finish them in hour 11. She is old enough to work by herself 12. The boy is intelligent enough to understand you 13. Mai is good enough to pass the examination 14. The story is short enough for us to read it in one hour 15. The film was good enough for us to see it through 16: The play was amusing enough for them to enjoyed it 17: It was too late for the children to see the display firework 18: He is too young so he can't go simming 19: The sound was too low for us to hear it 20: This book is too difficult for me to read it