原九年级英语全册 Unit 12 Life is full of the unexpected（第3课时）Section A（Grammar Focus4c）同步语法精讲精练课件 （新版）人教新目标版

第三课时Section A(Grammar Focus4c)单元同步语法精讲精练Unit 12Life is full of the unexpected.用法归纳常与before，by，by the time，by the end of等引导的时间状语(从句)连用。状语从句的谓语动词常用一般过去式。eg：By the time I was six，I had started playing table tennis.到我六岁时，我已经开始学习打乒乓球了。表示从过去某一时间开始，持续到过去另一时间的动作或状态。与“for时间段”连用，谓语动词用延续性动词。eg：He had been ill for a week when we learned about it.当我们知道这件事时，他已经病了一周了。主句谓语动词为一般过去时(如said，asked，found，told，thought等)，其后的宾语从句通常用过去完成时。eg：Mr. Zhang said that he had lived in this city for ten years.张先生说他已经在这个城市住了十年。在含有定语从句的复合句中，如果叙述的是过去的事，先发生的动作常用过去完成时。eg：At that moment，I was replying to the email that had arrived two days before.那时我正在回复两天前收到的电子邮件。在and或but连接的并列句中，如果前一个并列句为一般过去时，且后一个并列句中的动作早于前一个并列句中的动作，那么后一个并列句要用过去完成时。eg：Tom flew home，but his father had already died.汤姆飞回了家，但是他的父亲已经过世了。 一、根据句意，用括号中所给单词的适当形式填空。1Alice said she (not find) her new pen yet.2When Bob arrived home，he realized someone (break) into his house.3My friends (take) many photos before I got to school.4I began watching here an hour ago，but till now nothing (happen)5By the time he got to the cinema，the film (be on) for ten minutes.hadt foundhad brokenhad takenhas happenedhad been on二、单项选择。6Most of my good friends _ when I _ at the party.Aleft；had arrivedBhad left；arrivedCleft；arrived Dhad left；had arrived7You didnt watch the movie?Yes，but by the time I _ to the cinema，the movie _ for several minutes.(2016，乌鲁木齐)Agot；has begun Bgot；had been onCgot；had begun Dgot；has been onBB三、按要求完成下列句子。8By the time I arrived，they had_finished_the_project(对画线部分提问) they by the time you arrived?9Mike had learned five Chinese songs by the end of last term.(改为否定句)Mike five Chinese songs by the end of last term.10He had lived in the town for_six_years before I moved here.(对画线部分提问) he in the town before you moved here?11The bus left and then he got to the bus station.(改为同义句) he got to the bus station，the bus already What haddonehadnt learnedHow long hadlivedBy the timehadleft12He has been to Beijing.He told me.(合并为一句)He told me that he to Beijing.13我问玛丽是否已经参观过北京的一些名胜。(翻译句子)I asked Mary if she some places of interest in Beijing.14经理问我昨天开会卡拉有没有露面。(翻译句子)The manager asked me whether Carla at the meeting yesterday.15到上学期结束为止我们已经学习英语三年了。(翻译句子)We had studied English for three years last term.had beenhad visitedhad shown upby the end of