《2025年创新设计高中英语选择性必修第二册北师大版》

7 expose vt. 使接触；使体验；使暴露；揭露
教材原文 For example, we need to learn maths to understand finance and economics; we need to be able to read, so that we are able to communicate and expose ourselves to new things.
例如，我们需要学习数学来理解金融和经济；我们需要能够阅读，这样我们才能交流，才能让自己接触新事物。
感知 语言先输入
①The documentary aims to expose viewers to the realities of poverty in urban areas.
②Teachers should expose students to a variety of cultures to broaden their perspectives.
③The exposed wires in the old building pose a serious safety risk.
④Children playing outside are often exposed to various environmental risks.
记牢 知识再梳理
(1)expose…to… 使……暴露于/面临/遭受……
expose sb to sth 使某人接触(或体验)到某物
be exposed to 暴露于……；处于……危险中；使接触(或体验)……
(2)exposed adj. 裸露的，暴露的，无遮蔽的
(3)exposure n. 面临，遭受(危险或不快)；暴露
exposure to… 接触/面临/暴露于……
运用 单句语法填空/同义句转换
①Exposed (expose) to the tea house, the foreign students were impressed by the unique teapots and teacups.
②Being exposed to the sunlight for too long will be harmful to your skin.
→Exposing yourself to the sunlight for too long will be harmful to your skin. (动名词短语作主语)
③Ever since childhood, I have been exposed to English, so I have a good command of English.
→_, I have a good command of English. (分词短语作状语)

答案： ①Exposed ②Exposing yourself to the sunlight for too long ③Having been exposed to English ever since childhood

8 behave vt. & vi. 表现得体；有礼貌 vi. 表现
教材原文 It makes people behave with integrity, regardless of background and circumstances.
它使人们行为正直，无论背景和环境如何。
感知 语言先输入
①You'd better behave well, particularly minding your table manners. (建议信)
②Well-behaved students contribute to a positive learning environment for everyone.
记牢 知识再梳理
(1)behave well/badly 表现好/表现不好
behave oneself 守规矩；表现得体
(2)well-behaved adj. 表现好的
badly-behaved adj. 表现差的
(3)behavio(u)r n. 举止；行为
运用 单句语法填空/完成句子
①On the contrary, disappointed by hisbehavio(u)r (behave), I told all this to my best friend.
②It is highly suggested thatyou (should) behave yourself/well when attending feasts.As a well-behaved guest, you shouldn't stick your chopsticks in the food or point them at others. (传统文化)
强烈建议你参加会宴时举止得体。作为一个举止得体的客人，你不应该把筷子插在食物里，或者用筷子指着其他人。

答案： ①behavio(u)r ②you (should) behave yourself/well;As a well-behaved guest