Unit 4 Sharing 知识点课件-2022-2023学年高中英语人教版（2019）选择性必修第四册

Unit 4 Sharing 目录 CONTENTS 2.Reading and Thinking 4.Discover Useful Structures 1.Words and Expressions 3.Using Language Words and Expressions 1. jam n.果酱；堵塞 strawberry jam草莓酱 a traffic jam交通堵塞 be in a jam陷入困境 jam vt.挤满 jam—jammed—jammed 2.secondary adj.中学的；次要的；继发性的；间接引发的 secondarily adv.其次；第二 secondary education/school 中等教育/中学 a secondary infection/effect继发性感染/间接结果 3. a chorus of齐声；异口同声 a chorus of cheers/approval一片欢呼声/赞成声 in chorus一齐；一起；同时 say sth. in chorus齐声说某事 4. uniform n.校服；制服 adj.一致的；统一的 a school/military/police uniform校服/军装/警服 soldiers in uniform穿制服的军人 uniform speed/systems匀速/统一的制度 5. rubber n.橡皮；黑板擦；橡胶 rub v.擦 rub—rubbed—rubbed 6. chemist n.化学家；药剂师；药房 chemical adj.化学的 chemistry n.化学 7. shade vt.给……遮挡（光线）；加灯罩；把……涂暗 n. 阴凉处；灯罩；阴影部分 shady adj.阴凉的 in the shade在阴凉处 8. wrinkle v.(使脸上)起皱纹；皱起 n.皱纹 wrinkled adj.有皱纹的 9. ripe adj.成熟的；时机成熟的 ripen vt.使……成熟 ripeness n.成熟 10. drag v.拖拽；缓慢而费力地移动 drag—dragged—dragged 11. privilege n.优惠待遇；特权 privileged adj.有特权的；荣幸的；幸运的=honoured 12. disabled adj.有残疾的；丧失能力的 disability n.缺陷；障碍；残疾 disable vt.使伤残 the disabled=disabled people 残疾人 physically/mentally disabled 有生理残疾的/有智力缺陷的 13. resign v.辞职；辞去 resignation n.辞职 resign from+单位 从……辞职 14. lately adv.最近；不久前；近来 现在完成时标志词： 自从：since/ever since/ever 已经：already/yet 最近：recently/lately 至今为止：so far/by now/till now/until now/up to now 介词+一段时间：in/for/over+一段时间 15. input n.&vt.输入 反：output n. 产量 v. 输出 16. tune n.曲调；曲子 vt.调音；调节；调频道 be in/out of tune with与……协调/不协调 17. contract vt.感染（疾病）；与……订立合同 contract a virus/a disease感染病毒/疾病 a labor contract劳动合同 enter into/make/sign a contract with sb.与某人签订合同 18. consultation n.咨询；咨询会 consult v.咨询；请教；商量；参考；查阅 consultant n.顾问 19. criterion n.标准；准则；原则 复数：criteria meet/satisfy/live up to criteria达到标准 20. stability n.稳定（性）；稳固（性） stable adj.稳定的；牢固的 stably adv.稳定地 21. pray v.企盼；祈祷 prayer n.祷告；祈祷者 Reading and Thinking As you grow older, you will discover that you have two hands, one for helping yourself, the other for helping others.