Unit 2 Let's celebrate 二-2025-2026学年高中英语词汇变形及词缀精讲必修第二册（外研版）

高中外研版必修第二册 【寒假专版】E版词汇变形及词缀精讲 寒假专版 (Unit 2)Let's celebrate! 词汇变形及词缀精讲 全部单元单词 polar/paula(r)/adj.极地的 fancy/'faensi/ad.花哨的，别致花 roof /ru:f/n.(建筑物、汽车、的 decorate/'dekareit/V.装饰，布 帐篷等的)顶，顶部 fancy dress化装服 置，美化 complain /kam'plem/v.抱怨，不guy/ga/n.(尤指青年)男子 riddle/rId/n.谜，谜语 满，发牢骚 wave /weiv/v.挥手，招手 competition /.kompa'tufn/n. warning/'wn/n.警告，警lantern/'laentan/n.灯笼 赛，竞赛 示，告诚 dessert/d'z3tn.(饭后的)甜formal/'f:ml/ad.正式的 starving/'sta:vn)/adj.挨饿的，食，甜品，甜点 host /haust/n.东道主，主人 即将饿死的 attract/a'tekt/V.吸引，引起occasion /a'ker3n/n.场合，时刻 indicate/ndikert/v.表明，显示…的兴趣 request /ri'kwest/n.请求，要求firework/'faraw3k/n.烟火，烟 词汇变形及词缀精讲 1.complain /kam'plem/v.抱怨，不满，发牢骚 名词形式：complaint/kam'plemt/ 构词解析：前缀com-:表“共同、一起”；后缀-in:构成动词；-t:构成名词（如“complain→complaint”")。 同类词：explain(解释)→explanation(解释)、contain（包含)→container(容器) 例句：She often complains about the noise from the neighbors.. 真题链接（外研版高中必修第二册同步练习)：The customer made a (complain)about the poor service.(答案：complaint) 2.indicate/'ndikert/v.表明，显示 名词形式：indication/,nmd'keun/ 构词解析：前缀in-:表“向内、进入”；后缀-te:构成动词；-tion:构成名词，表“动作或结果”。 同类词：educate(教育)→education(教育)、celebrate(庆祝)→celebration(庆祝) 例句：The red light indicates that the machine is working. 真题链接（外研版高中必修第二册教材例句）：The survey results indicate a growing interest in envi- ronmental protection. 高中外研版必修第二册 【寒假专版】 E版词汇变形及词缀精讲 3.request/rI'kwest/n.请求，要求；v.请求 形容词形式：requested(被请求的) 构词解析：前缀re:表“再次、回”；后缀-est:构成名词/动词：-ed:构成形容词（表被动）。 固定搭配：request sb..to do sth.(要求某人做某事) 例句：They made a request for more time to finish the project.. 真题链接（外研版高中必修第二册同步练习）：All the information (request)must be submitted by Friday.(答案：requested) 4.attract/'traekt/v.吸引，引起…的兴趣 名词形式：attraction/为'trek/ 形容词形式：attractive /a'traektrv/ 构词解析：前缀at-(=ad-,表“朝向”)：后缀-tract(拉)→“拉向自己”即“吸引”；-io构成名 词：-ive构成形容词（表“具有…性质的”）。 例句：The beautiful scenery attracted many tourists. 真题链接（外研版高中必修第二册同步练习)：Her (attract)smile made everyone feel warm. (答案：attractive) 5.decorate/'dekarert//v.装饰，布置，美化 名词形式：decoration/,deka'reIn/ 构词解析：前缀de-:表“加强”；后缀-ate:构成动词；-tion:构成名词。 例句：We decorated the Christmas tree with colorful lights. 真题链接（外研版高中必修第二册教材例句）：People usually put up decorations during festivals. 6.competition/,komp3'tn/n.比赛，竞赛 动词形式：compete/kam'pi:t/ 形容词形式：competitive /kam'petatrv/ 构词解析：前缀com-（共同)+pet(追求)+-ition(名词后缀)→“共同追求”即“竞争”；-e构 成动词：-itive构成形容词（表“有竞争力的”）。 例句：She won first prize in the swimming competition. 真题链接（外研版高中必修第二册同步练习)：Athletes from all over the world(competition)in the Olympic Games.(答案：compete) 7.formal/'fml/adj.正式的 副词形式：formally/'fo:mali/ 反义词：informal/n'foml/(非正式的) 构词解析：前缀for-(形式)+-al（形容词后缀)：-y构成副词；im-(否定前缀)+formal→非正 式的。 例句：You should wear formal clothes to the wedding. 真题链接（外研版高中必修第二册同步练习）：The meeting will begin(formal)at9 am tomorrow. (答案：formally) 8.host /ha5st/n.东道主，主人：v.主持 2 高中外研版必修第二册 【寒假专版】 ，E版词汇变形及词缀精讲 名词形式（女主人)：hostess/'ha5stes/ 构词解析：后缀-ess:加在名词后，表“女性”（如host→hostess,actor-一→actress)。 例句：China was the host of the2008 Olympic Games.. 真题链接（外研版高中必修第二册教材例句）：The hostess greeted us warmly at the door. 9.occasion/A'keI3n/n.场合，时刻 形容词形式：occasional/A'ke3an/ 副词形式：occasionally月'ke39nli/ 构词解析：后缀-l:构成形容词；y:构成副词（表“偶尔地”"）。 例句：This song is suitable for special occasions like weddings.. 真题链接（外研版高中必修第二册同步练习）：W (occasion)meet each other at the library. 案：occasionally) l0.danger/'dend39cr)/n.危险（注：由“warning”关联衍生） 形容词形式：dangerous/'dend3rs 构词解析：后缀-ous:加在名词后构成形容词（如danger-一→dangerous,fame一→famous)。 例句：The warning sign reminds us of the danger ahead. 真题链接（外研版高中必修第二册同步练习）：It's _(danger)to swim in the deep river..（答案： dangerous) 综合训练 、 根据句意及汉语提示完成单词 6.The city will (主办)the international conference next year. 7.We need to buy some (装饰品)for the Christmas party. 8.The sign by the river warns us of the (危险)of swimming there. 9.Her performance in the singing (比赛)impressed all the judges.. 10.The new policy has given a clear(of the government's attitude 二、用所给单词的适当形式填空 5.The company received many(complain)about the poor quality of their products. 6.The data (indicate)that the project is progressing smoothly. 7.All the. (request)information should be sent to the manager by email. 8.The (attract)scenery of the mountain village draws thousands of visitors every year. 3 高中外研版必修第二册 【寒假专版】 E版词汇变形及词缀精讲 9.The hotel is (formal)decorated for the Spring Festival. 10.They (competition)with each other for the first prize in the game. 三、完成句子（每空一词） 1.他的请求被礼貌地拒绝了。 His politely refused. 2.这家新开的餐厅以其美味的食物和友好的服务吸引了很多顾客。 The newly-opened restaurant many customers its delicious food and friendly service. 3.我们偶尔会在超市遇见我们的英语老师。 We our English teacher in the supermarket. 4.这个地区的房价高，这表明人们的生活成本在上升。 The high house prices in this area the cost of living is rising. 四、语篇填空（选自外研版高中必修第二册同步练习) 阅读下面短文，在空白处填入一个适当的单词或用括号内单词的正确形式填空，使短文通顺、连 贯。 Anna is planning to (host)a birthday party.She has made a(request)for her friends to bring some (decorate).The party will be held in a park with beautiful (attract).Anna hopes the (occasion)will be memorable.She also reminds her friends that it's (danger) to play near the lake.The (compete)of singing songs will be part of the party.Everyone is looking forward to it (formal) 参考答案 I.根据句意及汉语提示完成单词 6.host 7.decorations 8.danger 9.competition 10.indication Ⅱ.用所给单词的适当形式填空 5.complaints 6.indicates 7.requested 8.attractive 9.formally 10.compete ⅡI.完成句子 1.request was 2.attracts with 3.occasionally meet 4.indicate that 高中外研版必修第二册 【寒假专版】E版词汇变形及词缀精讲 V.语篇填空 1.host 2.request 3.decorations 4.attractions 5.occasion 6.dangerous 7.competi- tion 8.formally 5