Unit 1 重点词汇精讲精练复习 -2023-2024学年高中英语人教版（2019）选择性必修第一册

2019人教版 英语 选择性必修一unit 1 单词讲与练 重点词汇精讲精练 【详细版】根据实际需要进行二次编辑删减 陆续更新后续教材和单元，欢迎关注收藏 第一部分：讲 physiology n.生理学；生理机能 【词形派生】 physics n. 物理学 physicist n. 物理学家 physical adj. 身体的，物理的 physician n. 内科医师 crucial adj.至关重要的；关键性的 【同义词】 __________ 【搭配扩展】 be crucial to/for (doing) sth. 对于…至关重要 It is crucial for sb to do… 做某事对某人来说是至关重要的 It is crucial that…(should) do…极为重要的是…; 关键是… play a crucial role/part in sth. 在…中起到关键作用 vital adj.必不可少的；极其重要的 vitally adv.极其,紧要地 【同义词】 important, essential, significant, crucial, critical, necessary be vital to/for… 对……很重要 It is vital (for sb.) to do sth.做某事是很重要的 It is vital that sb (should) do sth 某人做某事是十分重要的 (be) of vital importance= (be) vitally important A good learning environment is vital to/for all of us. (that引导主语从句：it’s important/essential/ significant/ crucial/critical/ necessary that sb (should) do sth.) As far as I’m concerned, reading is of vital importance in language learning. 就我个人而言，阅读在语言学习中至关重要。 【讲练通关】 1)It’s vital that we ___________(carry) out the operation immediately. 2)It is vital ________(protect) wild animals. 3)Consideration for other people is vital ________ all of us. 【KEY】(1)(should) carry (2)to protect (3)to/for committed  adj. 尽心尽力的;坚定的;坚信的 commit  v. 承诺;保证(某个人、机构等)vi.忠于;全心全意投入(工作、活动等) commit v. (committed-committed-committing) ①犯（错误、罪行等） commit murder/ a crime/ a mistake Smoking is committing suicide slowly. ②投入 commit ... to (doing) sth. . 把(时间/钱)……投入…… be committed to (doing) sth 致力于, 投身于 He commits an hour to reading the newspaper every morning. He committed himself to/was committed to the cause of education. 他投身于教育事业。 其他常用的“献身于；致力于；专心致志于”的表达： ·be devoted to (doing) sth ·be dedicated to (doing) sth ·be absorbed in (doing) sth ·be buried in (doing) sth ·be engaged in (doing) sth ·apply oneself to (doing) sth ③承诺，保证做某事 commit ... to (doing) sth.= be committed to (doing) sth 承诺；保证(做某事) Both sides committed themselves to settling the