1Unit 51. 材料；原料 2. 筷子3. 硬币 4. 餐叉，叉子5. （女士）短上衣；衬衫6. n. 银，银器； adj.银色的7. 玻璃8. 棉；棉花9. 钢；钢铁10. 草；草地11. 叶；叶子12. 生产；制造；出产13. 广泛地；普遍地14. 加工；处理15. 法国16. 不论；无论17. 当地的；本地的18. 虽然；即使19. 品牌；牌子20. 避免；回避21. 产品；制品22. 小手提包23. 可移动的；非固定的 24. 德国25. 表面；表层 26. 邮递员27. （分手指的）手套28. 国际的29. 参赛者；竞争者 30. 用颜料画；刷漆 31. 形式；类型32. 气球33. 剪刀34. 生气勃勃的；（色彩）鲜艳的35. 童话故事36. 热；高温37. 完成 p33quite pretty be made ofbe made fromlook nicep34the science museumenvironmental protectiona model planebe famous forin the pastin many different areasbe known foras far as I knowon the sides of mountainsdifferent countries and placesIt seems thatall over the worldbe good forbothand过去就我所知道的因而著名p35go to another countryno matter whateven thoughbe made in Chinamost of the toysa pair of basketball shoesavoid doingin factcontinue to do/doingbe good at sth/doingeveryday thingsin the future 即使事实上p36be allowed to doon the last Friday of each monthp37find outthink aboutsee many different kinds of kiteslearn to fly a kite学会做p38try to doin lifeturn intoaccording toask for helpin troublebe covered with papera Chinese fairy talea historical story2It takes several weeks to complete everything.每天我花两小时做作业。根据寻求帮助