10. The coffee is not strong enough to keep us awake.
11. San was unemployed because he was lazy.
12. THe house was too expensive for us to buy.
13. It was such an interesting book that I couldn't put it down.
14. The was so much noise, that we couldn't hear the speech.
15. The house wasn't big enough to live in comfortably.
16. There is so little time that we can't eat now.  
17. I'm too busy to come to your party. 
18. There were so few students that the class was canceled.
19. The bookcase was not small enough to get down the stairs.
20. There were so many passengers that we couldn't find a seat.