Unit 4 Body Language 单词 课件-2026-2027学年高中英语人教版（2019）选择性必修第一册

该高中英语课件聚焦核心词汇及用法，涵盖interaction、vary等单词的词性、释义、派生词、短语及例句，通过词根词缀解析、同义词对比、派生词关联等方式搭建学习支架，帮助学生从基础词汇过渡到语境应用。 其亮点在于结合情境例句提升语言能力，如“和小猫互动”的场景化表达，通过对比（by contrast）培养思维品质，利用词根词缀法（inter-+act）提升学习能力。学生能增强词汇应用与语境理解，教师可获得系统的词汇教学资源以提高教学效率。

interaction [ˌɪn tər ˈæk ʃən] n.交流, 相互影响 inter-相互+act 行动=互动 和...互动 interact with... 她停下来和那只闲逛的小猫互动。 She stopped to interact with the wandering cat. 他们之间的互动很可爱。 The interaction between them was adorable. interactive adj. 互动的 这次互动体验很有意义。 The interactive experience was rewarding. vary [ˈve ri] vi. 改变 adj. 各种各样的 various 她有多种爱好。 She has various hobbies. n. 多样性 variety 各种各样的 a variety of=varieties of 我们在灌木丛中发现各种各样的花。 We found a variety of flowers in the bush. 用完这款洗发水后，他的样貌变化很大。 His appearance varies greatly after using the shampoo. appropriate [ə ˈprəʊ prɪət]adj. 合适的 suitable 这套衣服很合适。 The suit is appropriate. 采取恰当的行动。 Take appropriate action. by contrast [ˈkɒn trɑːst] 相比之下 我感到紧张又无助。相比之下，他保持冷静，想出了一个恰当的办法来解决问题。 I felt nervous and helpless. By contrast, he kept calm and thought of an appropriate way to solve the problem. approve [ə ˈpruːv] vt./vi. 赞成；同意 赞成 approve of 我赞成这个计划。 I approve of the plan. n. 赞成 approval n. 不赞成 disapproval demonstrate [ˈde mən streɪt]vt. 表达 他流露出善意。 He demonstrates kindness. 他展示了他的本领。 He demonstrated his skill. gesture [ˈʤe sʧə]n. 手势 做手势 make a gesture 他做出友好的手势。 He made a friendly gesture. witness [ˈwɪt nɪs]vt./n.目击;证人 时光见证了我们的成长。 Time witnessed our growth. 老街见证了我们的欢声笑语。 The old street witnessed our laughter. employ[ɪm ˈplɔɪ]vt. 雇用 employment n.就业 employer 老板 employee 员工 =use 他运用他的智慧解决难题。 He employed his wisdom to solve the problem. identical[aɪ ˈden tɪ kəl]adj. 相同的 身份证（真人与卡片相同） identity card 他们戴着一模一样的帽子。 They wore identical hats. interpret[ɪn ˈtɜː prɪt]v. 解释，口译 我试图解读她的沉默。 I tried to interpret her silence. differ[ˈdɪ fə]vi. 不同于 不同的 different 不同，差异 n. difference 和...不同 be different from differ from 尽管我们意见不同，我们依旧尊重彼此。 Though we differed, we respected each other. 我们意见相左，但都保持冷静。 We differed, but we stayed calm. by comparison[kəm ˈpæ rɪ sn]与…相比较 相比之下，这间屋子暖意融融。 By comparison, the room felt warm. 我内心紧张，相比之下，她从容淡定。 I felt nervous. By comparison, she stayed relaxed. cheek [ʧiːk] n. 脸颊 红润的脸庞 rosy cheeks 滚烫的泪水从他脸颊滑落。 Hot tears rolled down his cheeks. favour [ˈfeɪ və]vt./  n. 支持，帮忙 帮某人一个忙 do sb a favor 你能帮我个忙吗？ Could you do me a favor? in favor of 支持，有利于 努力和坚持总是眷顾那些永不放弃的人。 Hard work and persistence are always in favor of those who never give up. bow [baʊ] v.鞠躬，屈服；n.弓，蝴蝶结 他深深鞠了一躬。 He gave a deep bow. bow to：向…低头、臣服于 他拒绝屈服于压力。 He refused to bow to pressure. 不要向困难低头。 Don't bow to difficulties. He drew the bow and shot the arrow. She tied her hair with a pink bow. waist [weɪst] n. 腰 她站在窗边，双手叉腰，凝视着远处的群山。 She stood by the window, her hands resting on her waist, staring at the distant mountains. make inferences 推理 infer v. 推断 What can we infer from the passage? 从他犹豫的声音中，她推断出他在隐瞒什么。 From his hesitant voice, she made an inference that he was hiding something. break down 车坏、人崩 旧卡车在荒郊野外抛锚了，他们被困住了。 The old truck broke down in the middle of nowhere, leaving them stuck. 他在压力下垮掉了。 He broke down under the pressure. barrier [ˈbæ rɪə] n. 障碍 爱能打破一切障碍。 Love can break down every barrier. 恐惧往往是成功最大的障碍。 Fear is often the biggest barrier to success. fake [feɪk] adj. 假的 强颜欢笑 fake smile 他挂着虚假的笑容。 He was wearing a fake smile. 假装冷静、假装感兴趣 （伪装情绪） fake calmness / interest anger [ˈæŋ gə] n.愤怒 他愤然离去。 He left in anger. 他努力压制怒火，但双手在发抖。 He struggled to hold back his anger, but his hands were shaking. Anger solves nothing; understanding does. 愤怒解决不了问题，理解才能。 reliable [rɪ ˈlaɪ ə bl] adj. 可靠的 rely v.依赖 rely on =depend on 依靠，依赖 黑暗中，她无人可依，只能靠自己。 In the darkness, she had no one to rely on but herself. 汤姆是个可靠的朋友，从不让人失望。 Tom was a reliable friend who never let others down. incident [ˈɪnsɪdənt] n.发生的事情 那件事教会我永远不要以貌取人。 That incident taught me never to judge a person by appearance. trial [ˈtraɪəl]n.＆v. 审判；试验 每一次考验都让我们更强大。 Every trial makes us stronger. The new drug is still under trial. 这种新药仍在试验中。 slight [slaɪt] adj. 轻微的 描写细微表情/动作 a slight smile/nod/frown 描写微弱感觉 slight pain/sound/smell 他微微点头，什么也没说。 He gave a slight nod, saying nothing. 她膝盖感到轻微疼痛。 She felt a slight pain in her knee. slightly [ˈslaɪtli] adv. 稍微 我对自己说的话有点后悔。 I slightly regret what I said. 他受了点轻伤。 He was slightly injured. twin [twɪn]adj  n. 双胞胎之一 The twins looked exactly alike, but their personalities were worlds apart. 这对双胞胎长得一模一样，性格却天差地别。 nonverbal [nɒnˈvɜːb(ə)l] adj. 非言语的 Without a word, she gave him a nonverbal signal — a gentle nod. 她一言不发，给了他一个非语言信号——轻轻点头。 $