Welcome Unit 单词知识点课件-2023-2024学年高一上学期英语【乐学课堂】精讲课件（人教版2019必修第一册）

Welcome Unit New Semester， New Beginning Words And Expressions outgoing female [aʊtˈgəʊɪŋ] [ˈfiːmeɪl] outgoing [aʊtˈgəʊɪŋ] I am an outgoing female. partner [ˈpɑːtnə]  exchange [ɪksˈʧeɪnʤ] guy [gaɪ] 核心词汇 词语辨析：exchange与change exchange强调双向行为；change侧重于单向行为。 Let's exchange our seats.咱们交换座位吧。 I changed my seat.我换了座位。 牛刀小试 ①I would like to exchange the black jacket ______ a blue one. ②He is giving her French lessons in exchange _______English lessons. ③ [2019·天津卷] I've never exchanged words_________those moms beyond small talk,but they wanted to help ④ He exchanged some of the milk in the towns nearby ________other food. for for with for 核心词汇 exchange n.交换；交流 vt.交换；交流；交易；兑换·… 常用搭配 exchange student 交换生 in exchange for...作为··……的交换 exchange sth for sth 用某物交换某物 exchange sth with sb 与某人交换/交流某物 Lily gave me a book in exchange for a CD.莉莉给我一本书来交换一张激光唱片。 I want to exchange my book for her map.我想拿我的书交换她的地图。 frightened [ˈfraɪtnd] lecture [ˈlɛkʧə] experiment [ɪksˈpɛrɪmənt] annoyed [əˈnɔɪd] I was frightened and annoyed to give lectures and organized experiments which made me feel anxious and awkward because I had no confidence. awkward [ˈɔːkwəd] anxious [ˈæŋkʃəs] confidence [ˈkɒnfɪdəns] 核心词汇 frightened adj.惊吓的；害怕的 常用搭配 be frightened of...害怕…… be frightened to do sth 不敢做某事 be frightened to death 被吓得要死 I'm frightened of walking home alone in the dark.我害怕在黑夜独自走路回家。 I'm frightened to ask him now.现在我不敢问他了。 联想词 ① frighten vt.使害怕 frighten sb to death把某人吓得要死 frighten away 吓走 ②fright n.惊恐；害怕 in fright 受惊 ③frightening adj.令人恐惧的；骇人的 核心词汇 牛刀小试 在空白处填入1个适当的单词或括号内单词的正确形式。 ①He was frightened ______losing power. ②She was frightened________（look）down from the top floor of the building. ③Flying for the first time_______(frighten) some people to death. ④Seeing the ________tiger, the boy was__________ frightening to look of frightened frightened 核心词汇 特别注意 表示心理状态的动词，如excite，frighten等，在加-ed和加-ing构成形容词时，两种形式的形容词意义是不同的。 -ed形容词，指及人的表情、声音等。