1、WELCOME UNIT知识点讲解知识点讲解2021-2022学年人教版新课标必修第一册 重点单词和短语详解1.exchange v交换；互换in exchange(for.)作为（与.的）交换exchange A for B 以A交换B；把A兑换成Bexchange sth.with sb.与某人交流/交换某物exchange opinion/ideas/views 交流意见/想法/看法32.design vt.设计be designed for/to do sth.计划做某事；打算用来做某事by design(=on purpose)故意地43.anxious adj.焦急的；焦虑的be
2、anxious for sb./about sth.为某人/某事担心/担忧be anxious(for sth.)to do sth.渴望（某人）做某事54.annoy vt.使.生气/恼怒annoyed adj.生气的；恼怒的be annoyed with 生某人的气be annoyed at/about sth.因某事生气be annoyed to do 做.感到生气65.impress vt.使.印象深刻leave/make a(n).impression on sb.给某人留下.印象be impressed with/by sth.对某事印象深刻；被某事感动76.confident a
3、dj.自信的confidence n自信心be confident about对.有信心have confidence in(doing).对.有信心87.curious adj.好奇的curiosity n.好奇心be curious about 对感到好奇be curious to do sth.好奇做某事pany n.公司;商行;陪伴keep pany陪伴某人companion n.同伴；伙伴10重点单词词性转换单词词性转换1.register-registration (v-n)登记2.female-male(n-n)女性-男性3.nation-national-nationality
4、 (n-adj-n)国家-国家的-国籍124.designer-design-designed (v/n-n(人)-adj)设计者-设计-有计划的5.formal-formally-informal (adj-adv-反adj)正式的-正式地-不正式的 anxious-anxiously-anxiety (adj-adv-n)焦虑的-焦虑地-焦虑137.annoy-annoying-annoyed(v-adj-adj)使生气-令人生气的-感到生气的 8.fright-frighten-frightening-frightened(n-v-adj-adj)害怕-使害怕-令人害怕的-感到害怕的9.
5、impress-impression-impressive(v-n-adj)留下印象-印象-印象深刻的 1410.concentrate-concentration(v-n)集中注意力-全神贯注 11.Awkward-awkwardness(adj.-n.)尴尬的-尴尬12.explore-exploration-explorer(v-n-n(人)探索-探索-探索者 1513.confident-confidently-confidence(adj-adv-n)自信的-自信地-自信 14.organize-organization-organized-organizer(v-n-adj-n(人
6、)组织-组织-有组织的-组织者 improve-improvement(v-n)提高 1616.curious-curiously-curiosity(adj-adv-n)好奇的-好奇地-好奇 pany-companion（n-n.）公司-同伴18.person-personal-personally-personality(n-adj-adv-n)个人-个人的-就个人而言-个性 17重点短语1.concentrate on 集中精力于2.leave.alone 不打扰，不惊动3.be confident about 对.有信心4.look forward to 盼望；期待195.exchan
7、ge A for B 以A交换B：把A兑换成B6.design sth.for.为.设计某物7.be anxious for sb./about sth.为某人/某事担心208.be annoyed with sb.生某人的气9.be annoyed at/about sth.因某事生气10.be senior to sb.比某人的地位/职位高 21语法点需要用虚拟语气。从句谓语动词形式如下：（1）对现在事实的假设，用一般过去时（be用were);（2）对现在事实的假设，用过去完成时；（3）对现在事实的假设，用“would/should/could/might+do”。1.wish后面接that引导的宾语从句23no/not/hardly.without没有不；除不cannottoo无论怎样也不为过2.双重否定结构24谢谢大家！
