1.My room is smaller than yours My room isn't .................... 2.An animal is less inteligent than a human being An animal isn't .................... 3.Soda pop is less expensive than fruit juice Soda pop isn't .......................... 4.The Mississippi River is shorter than the Nile River The Mississippi isn't........................ 5.Tom's prnunciation is worse than Sue's Sue's pronunciation isn't ...................... 6.Algebra is more difficult than arithmetic Arithmetic isn't .................. 7.Money is less important than health Money isn't ...................... 8.American coffee is weaker than Turkish coffee American coffee isn't ......................