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1、第三課時Section A(Grammar Focus4c)單元同步語法精講精練Unit 12Life is full of the unexpected.用法歸納常與before，by，by the time，by the end of等引導的時間狀語(從句)連用。狀語從句的謂語動詞常用一般過去式。eg：By the time I was six，I had started playing table tennis.到我六歲時，我已經(jīng)開始學習打乒乓球了。表示從過去某一時間開始，持續(xù)到過去另一時間的動作或狀態(tài)。與“for時間段”連用，謂語動詞用延續(xù)性動詞。eg：He had been ill

2、for a week when we learned about it.當我們知道這件事時，他已經(jīng)病了一周了。主句謂語動詞為一般過去時(如said，asked，found，told，thought等)，其后的賓語從句通常用過去完成時。eg：Mr. Zhang said that he had lived in this city for ten years.張先生說他已經(jīng)在這個城市住了十年。在含有定語從句的復合句中，如果敘述的是過去的事，先發(fā)生的動作常用過去完成時。eg：At that moment，I was replying to the email that had arrived tw

3、o days before.那時我正在回復兩天前收到的電子郵件。在and或but連接的并列句中，如果前一個并列句為一般過去時，且后一個并列句中的動作早于前一個并列句中的動作，那么后一個并列句要用過去完成時。eg：Tom flew home，but his father had already died.湯姆飛回了家，但是他的父親已經(jīng)過世了。 一、根據(jù)句意，用括號中所給單詞的適當形式填空。1Alice said she (not find) her new pen yet.2When Bob arrived home，he realized someone (break) into his ho

4、use.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、單項選擇。6Most of my good friends _ when I _ at the party.Ale

5、ft；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，烏魯木齊)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_proje

6、ct(對畫線部分提問) they by the time you arrived?9Mike had learned five Chinese songs by the end of last term.(改為否定句)Mike five Chinese songs by the end of last term.10He had lived in the town for_six_years before I moved here.(對畫線部分提問) he in the town before you moved here?11The bus left and then he got to t

7、he bus station.(改為同義句) he got to the bus station，the bus already What haddonehadnt learnedHow long hadlivedBy the timehadleft12He has been to Beijing.He told me.(合并為一句)He told me that he to Beijing.13我問瑪麗是否已經(jīng)參觀過北京的一些名勝。(翻譯句子)I asked Mary if she some places of interest in Beijing.14經(jīng)理問我昨天開會卡拉有沒有露面。(翻譯句子)The manager asked me whether Carla at the meeting yesterday.15到上學期結束為止我們已經(jīng)學習英語三年了。(翻譯句子)We had studied English for three years last term.had beenhad visitedhad shown upby the end of