Unit+4+Information+technology+Lesson+3+Internet+and+friendships+知識點及默寫清單 高一英語北師大版（2019）必修第二冊

Lesson3harmv.&n.傷害,損害harmfuladj.有害的harmlessadj.無害的beharmfulto...對……有害do/causeharmto...對……造成傷害argumentn.論點;論據(jù)arguev.replacevt.取代;接替replacementn.代替者replacesthwith/bysth用某物替換某物eq\b\lc\\rc\}(\a\vs4\al\co1(inplaceofsb,inone'splace,taketheplaceofsb,takeone'splace)) 代替某人hugn.&v.擁抱;緊抱給某人一個擁抱givesb.ahugconcentratevi.專注;集中注意力concentrationn.concentratedadj.全神貫注的concentrateon(doing)sth/focuson/bedevotedto...聚精會神于(做)某事concernn.擔憂,憂慮;vt.與……有關(guān);使擔心concernedadj.與……有牽連的；擔憂的concerningprep.關(guān)于express/show/feelconcernabout/for... 對……表示關(guān)心/擔心beconcernedabout...為……擔憂asfarassb/sthisconcerned 就......而言高級句式：WhatI’mconcernedaboutisthat...rewardingadj.有益的;有意義的rewardv./n.獎賞rewardsb.fordoingsth.berewardedwith...addv.添加additionn.增添;添加inaddition/what’smore/besides/moreover/furthermore...把…添加到…addsth.tosth.contentn.內(nèi)容，目錄(pl.)；滿足；容量adj.滿意的v.(使)滿意/滿足be/feelcontent/satisfiedwith...對……滿足/滿意becontent/pleasedtodosth樂于做某事shallowadj.膚淺的,淺薄的swallowv.吞下*trivialadj.沒有什么價值的;微不足道的basisn.基礎(chǔ)n./v.基于baseadjbasicadv.basically基于…base…on….onaregularbasis定期onthebasisof...percentn.百分比;百分數(shù)opinionn.意見;看法;主張inmyview/opinion在我看來focusvi.給予某物關(guān)注;n.焦點infocus清晰的，焦距對準的outoffocus 模糊的，未對準的focusone'sattention/mind/eyeson/upon... 集中某人的注意力/心思于……[點津]表示“集中注意力于……，致力于……”的常用短語：bedevotedto/beburiedin/bebenton/focus...on.../concentrate...on.../beappliedtomaintainvt.保持;維持smartphonen.智能手機tabletn.平板電腦;藥片;碑,牌limitingadj.局限的,限制性的n./v.限制limitbriefadj.簡潔的,簡明的adv.brieflyinbrief/tobebrief*emojin.表情符號creativeadj.創(chuàng)造性的v.createn.creation/creativity創(chuàng)造力;獨創(chuàng)性creatorn.*thought-provokingadj.發(fā)人深省的,令人深思的think-thought-thoughtthoughtn.想法authorityn.權(quán)威人士;專家keyn.鑰匙,關(guān)鍵,答案,鍵v.用鍵盤輸入adj.關(guān)鍵的key/way/chance/opportunity/abilityto...Lesson3對……有害n