1、知识导引一、词汇扫描根据句意及各题括号中所给的汉语意思，从下面的方框中选择合适的单词或词组，用其适当形式填空。primitiveadvocateassistancecontributeenlargepreciousundertakerecommendin returnsharpenbe honored forremind sb. of sth.1.Your technical_ (援助,帮助) in the project is greatly appreciated.2.He_ (拥护;提倡;主张) reforming the prison system.3.He_ (捐款;捐献,捐助) h
2、alf of his savings to the relief fund.4.He has sent me the most_ (贵重的,宝贵的,珍贵的) gifts.5. _ (原始的;远古的;早期的) people often lived in caves.6.The house was _ (扩大;扩展) with a new wing.7.Can you_ (推荐,介绍) me some new books on this subject.8.The tone of his letters has _ (变尖；刻薄) recently.9.He_ (因赢得尊敬) his courag
3、e.10.She presented me a dictionary_ (作为回报).11.The story me_ (提醒某人) an experience I once had.12.The work was_ (承担,接受) by members of the committee.答案：1.assistance2.advocates3.contributed4.precious5.Primitive6.enlarged7.recommend8.sharpened9.was honored for10.in return11.reminds,of12.undertaken二、句型聚焦观察
4、下列句子，试着归纳其画线部分所包含的句型结构。1.They have recommended that the site be closed and repaired._2.They are a precious part of our cultural heritageit is of vital importance that we do something._3.In return, UNESCO recognizes the autonomy of provincial,federal and state cultural organizations,but offers suppor
5、t and guidance when requested._答案：1.“recommend+that从句”，从句谓语动词用“should+动词原形”，should可省略。2.be of importance=be importantbe of+抽象名词3.when requested 是when it is requested 的省略(状语从句中的省略)三、语法平台观察下列句子中的画线部分。1.I suggested to him that we should tackle the problem another way._2.Can I suggest that you all bring an umbrella in case it rains?_3.No matter what happens,youre going to have a marvelous time._4.Wherever you look, you can see our cultural heritage._答案：1.suggest后接的宾语从句应用虚拟语气；表示命令、建议、要求的词后接的从句都用虚拟语气。2.in case 引导条件状语从句3.no matter what 后接让步状语从句。4.wherever引导的让步状语从句。