Health is the ____________ thing in life. (important) 2 . The elephant is the ________ animal. ( big ) 3 . Man is the ________ animals. ( clever ) 4 . Changjiang River is the __________ river in China.(long) 5 . I’m the _______ boy under the sun. ( happy ) 6 . Taking the subway is the ________ way to the airport.(easy) 7 . W h o is the _______, Helen, Steven or you?(thin) 8 . Jane sing ______ in her class.(good) 9 . Which book is _______, hers, yours or mine? ( heavy ) 10. Peter is as _______ as Tom. Benny is _____ than Tom. David is ______ of all. ( fat )