Unit 5 Section 2 Starting out &Understanding ideas—Language points-【赢在微点】轻松课堂2023-2024学年新教材高中英语选择性必修第二册（外研版）

Section 2　Starting out & Understanding ideas—Language points 阳光晨读新知先学 　 A组　基础词准确填写 1.habitat n. 栖息地 2.appetite n. 胃口,食欲 3.multiply v. (使)大大增加,(使)倍增 4.decrease v. (使)减少;(使)变小 5.trap n. 夹子;陷阱 6.incident n. 事件 7.owe v. 应该做;对……负有……的义务 8.halfway adj. 中间的,半途的 9.chaos n. 大混乱;紊乱 10.virus n. 病毒 11.immunity n. 免疫力 12.collapse v. 倒坍;塌下 B组　派生词精准变形 1.subsequently adv. 后来,随后→subsequent adj. 后来的,随后的 2.conservation n. 保护→conserve v. 保护,保存→conservative adj. 保守的 3.explode v. 突然增加,爆炸式增长→explosion n. 爆炸 4.dramatically adv. 显著地,戏剧性地→dramatic adj. 戏剧性的→drama n. 戏剧 5.inhabitant n. 居民→inhabit v. 居住在,栖息于 6.erosion n. 侵蚀→erode v. 侵蚀 7.substantial adj. 大量的→substantially adv. 非常,大大地 8.ecology n. 生态;生态学→ecological adj. 生态的,生态学的 C组　重点短语双向记 1.take over 接管;接收  2.die out 灭绝  3.turn out 结果是  4.come up with 想出;提出  5.owe...to... 欠……;把……归因于;把……归功于 6.be native to 　　　原产于;源于…… 7.out of control 失控 8.remove ... from ... 从……移除…… 9.in consequence 因此;结果 10.or so 大约 D组　常考句式巧应用 先背熟 悟考点 学写句 1.The green grass and bare rock of its landscape contrast dramatically, giving it a wild and natural beauty. 绿色的草地和裸露的岩石形成了鲜明的对比,赋予了它一种野性与自然的美。 非谓语动词doing作状语,此处表示结果 1.他每天晚上回来得很晚,这使他的妻子很生气。 He comes home very late every evening, making his wife very angry. 2.No visitor would think it surprising that the island is a UNESCO World Heritage Site. 没有游客会对该岛被联合国教科文组织列为世界遗产而感到惊讶。 动词think+it+adj.+that从句,其中it为形式宾语,真正的宾语为后面的that从句 2.我们认为每个人都戴好口罩是有必要的。 We think it necessary that everyone wears masks properly. 创意课堂高效学习 学·语言知识 重点词汇 1.But although the virus caused the rabbit population to decrease from 130,000 to around 10,000, it also meant less food for the cats. 但是,尽管病毒导致兔子的数量从13万减少到了1万只左右,但是这也意味着猫的食物变得更少了。 ◆decrease v. 减少,降低 ①The price of wheat has decreased by 15%.  小麦价格已经降低了15%。 ②The population decreased to 1 million last year.  去年人口减少到了1百万。 ③Both unemployed, the couple had to decrease their household expenses from $1,000 to $500 per month. 夫妇俩都失业了,不得不把每月的家庭开支从1 000美元减少到500美元。 ④The demand for tea is on the