2-1introduction ⅰ.词语辨析 a.worth/worthy/worthwhile 1.nursing is a very________career. 2.this plan is well________a try. 3.the school has educated many________young people. 4.this book is________of being bought. 5.it's________to take up this job. 6.this film is________seeing. b.satisfy/satisfied/satisfaction/satisfying