【正文】 ussion: Let’s have a discussion discuss: I will discuss the problem with my friend next week27. luck n. lucky adj. luckily adv. unlucky adj. unluckily adv..luck (n.) eg. Good luck!lucky (adj.) eg. He is lucky to win the first prize.luckily (adv.) eg. Luckily, I passed the exam.unlucky (adj.) eg. 13 is an unlucky number in western countries.unluckily (adv.) eg. Unluckily, I forgot to bring some money.28. busy adj. busily adv. Business n. businessman n. businesswoman n. busy (adj.) eg. He is busy doing his homework. He is busy with his homework.business (n.) eg. She stearted a business two years ago..eg. The manager will go on business next week.busily (adv.) eg. She is writing something busily.businessman (n.) eg. He is a businessman.businesswoman (n.) eg. She is a businesswoman.29. sell v. seller n. sale n. sales n. salesman n. be sold out v. sell The book sells well. 銷量不錯 seller He is a book seller. sale The book is on sale. sales He is responsible for sales.30. account n. accountant n. count v. countless adj. account How much money have I got left in my account? accountant n. He is an accountant. count v. The teacher counted the children as they got on the bus. countless adj. I’ve tried to telephone him countless times. n. manage v. management n.manager: My father is a managermanage : My father manages two paniesmanagement :Our class needs good management v. success n. successful adj. successfully. adv. succeed I succeeded in passing the exam.successful He is a successful mansuccess Hard work is the key to success.successfully She finishes her work successfully adj. responsibly adv. irresponsible adj. responsibility n. responsible adj. The school is responsible for the safety of the children. responsibly adv. Please behave responsibly while I am out. irresponsible adj. You can’t trust him. He is an irresponsible man. responsibility n. I refuse to take any responsibility if anything goes wrong. adv. usual adj. unusual adj. usually adv. My mother usually drives me to school . usual adj. It’s usual for her to work at weekends. He is late for school as usual. 和往常一樣unusual adv. What an unusual hat he wears ! 35. noise n. noisy adj. noisily adv. noise n. Don’t make any noise. Your father is sleeping. noisy adj. We live on a very noisy road. noisily adv. The clock goes noisily . v. assist sb in/with sth assist do sth. assistant n. assist sb. in doing sth.assistance n. financial assistance 經濟援助assistant: The manager has two assistantsassist: She shouted for help but nobody came to assist her 37. tour n. v. tourism n. tourist n. a tour guide 一個導游tour: We wil go on a threeday tour of shanghai tourism: Tourism is very important to our economy.(經濟)tourist: The tourists like taking photos38. fail v. failure n. fail v. He failed to pass the exam. failure n. His failure to pass the exam made me unhappy. 39. two n. twice n . second n. secondly adv. secondary adj. two He has two brothers. twice I have been to Beijing twice. second I am the second student to get to school . secondly First, I think it is too expensive and secondly we don’t really need it. secondary He goes to a secondary school. 40. turn v. n. turning n. return v. turn.