Unit 1 Nature in the balance 单词讲解 1 课件-2023-2024学年高中英语译林版(2020)必修第三册

B3U1 Word1 1 Self study The Amazon(亚马逊) rainforest is the place with the richest _________ (生态系统) on the earth. It supports more than 60000 plants, 2.5 million _______(昆虫), tens of thousands of plant _________(不同种类), and about 2000 _________(物种) of birds and __________(哺乳动物). The ________(野生动植物) there is rich which included _______(青蛙), ___________(睡莲), birds, ___________(美洲豹) and so on. ecosystem insects varieties species mammals Wildlife frogs water lilies jaguars 2 harm n.伤害，损害(to)→ _______v.伤害，损害→_______ adj.有害的→__________ adj.无害的 Fill in the blanks. (1)Some people think that chemical additive(添加剂) in food is ________ (harm) so they refuse to buy it. (2)Do you think that smoking will do harm your health? 2. soil n. 土地；土壤；国土；领土 4. overseas adj.海外的，国外的→ ________adv. → <近>________ → <反>_______ harm harmful overseas abroad domestic harmless harmful to 3 5. region n. 地区，区域，行政区→________ adj.地区的，区域的 6. continent n.大陆，陆地，州 7.million num. 一百万，许多，大量 8. length n.长，度 → _______ adj.长的→ ______ n.宽→______ n.高 (美洲）____________ 亚洲___________ 大洋洲____________ 非洲__________ (欧洲)___________ Africa America Asia Europe Oceania 百:___________ 千:___________ 万:_______________ 十万:___________________ 百万:___________ 千万:______________ regional hundred thousand ten thousand hundred thousand million ten million long width height 4 9. biodiversity n. 生物多样性 10.species（pl. species）种，物种 濒危物种 endangered species 许多种野花 many species of wild flowers 11. nut n. 坚果→______________巴西坚果 bio biological adj.生物的 ；生命的 biology n. 生物 biologist n. 生物学家 brazil nut 5 13. variety n. → adj. 各种各样的→ .v.变化 various vary 各种各样的... a variety of = varieties of +可数/不可数 vary from A to A This book can be used in a variety of fields. The menu of this restaurant varies with the season. The answer to this question varies from person to person. 在…方面变化 vary with... 随着...而变化 Translate the sentences. 当堂练习 (2018江苏) But the info