(完整word版)新概念第二册第7课教案.doc

完整word版)新概念第二册第7课教案Lesson 7 Too late 为时太晚【New words and expressions】生词和短语（13)detective n 侦探 airport n 机场expect v 期待,等待 valuable adj 贵重的parcel n 包裹 diamond n. 钻石steal v. 偷 main adj. 主要的airfield n. 飞机起落的场地 guard n 警戒，守卫sand n 沙子 stone n. 石子precious ［'prɛʃəs］ adj 珍贵的★detective n 侦探 detective story 侦探小说★airport n 机场 ★airfield n 飞机起落的场地port 港口；airport 航空港 at the airport 在机场field 田野；airfield 停机坪 on the airfield 在停机坪上★expect v。

期待， 等待① vt 预计，预料Jim has failed in mathematics as his teacher expected.正如他老师所预料的那样，吉姆数学考试没及格② vt. 等待，期待，盼望(心理上的等待)They are expecting guests tonight 今晚有人要去他们那里作客.expect所表示的等待一般暗含着根据某些信息或规律而作出相应反应的意思，而wait for 主要持续“等待”这个动作本身expect sth I expect a letter from Jimmy.expect sbto do sth 期待某人做某事 I expect you to write back.I expect my mother to come backwait for sth./sb 动作上的等待 I wait for my mother③ vt. 认为,猜想（一般用于口语）I expect so./I think so 我希望如此［口语］I expect you’ve heard the news 我想你已经听到这个消息了。

★valuable adj. 贵重的 value n＆v. 价值;valuable adj有价值的sth.is valuable★ precious adj. 珍贵的（带有一定的感情色彩）sth.is preciousprecious photo 珍贵的照片-less 表否定; priceless adj 没有价格的， 无价的valueless adj. 没有价值， 不足道的 worthless adj. 无价值的★ diamond n. 钻石 diamond ring 钻石戒指 precious stone 宝石；crystal [’krɪst！] 水晶； jade [dʒed] 玉★steal（stole，stolen） v 偷① vt 偷盗，行窃英语中“偷”用steal和rob 来表达,宾语是物,用steal；宾语是人，用rob；跟地点相连，也用robsteal sth. 偷(某物） My wallet was stolenJohn never steals. 约翰从不偷东西.rob sb。

抢(某人） I was robbed rob the bank② vt. 巧妙地占用，偷偷地弄到手He has stolen away Mary’s heart 他已赢得玛丽的芳心.③ vi偷偷地行动,悄悄靠近 He stole into the room.他悄悄地进了房间★main adj 主要的 main不能与人连用main building;main street；main sentence；main idea；★guard n 警戒， 守卫 life guard 救生员 body guard 保镖stand guard 站岗,放哨 keep guard 守望，警戒They kept a close guard over the thieves 他们对小偷们严加看管.【Text】The plane was late and detectives were waiting at the airport all morning They were expecting a valuable parcel of diamonds from South Africa. A few hours earlier, someone had told the police that thieves would try to steal the diamonds。

When the plane arrived, some of the detectives were waiting inside the main building while others were waiting on the airfield. Two men took the parcel off the plane and carried it into the Customs House While two detectives were keeping guard at the door, two others opened the parcel To their surprise, the precious parcel was full of stones and sand!参考译文:飞机误点了， 侦探们在机场等了整整一上午. 他们正期待从南非来的一个装着钻石的贵重包裹 数小时以前, 有人向警方报告， 说有人企图偷走这些钻石. 当飞机到达时， 一些侦探等候在主楼内, 另一些侦探则守候在停机坪上. 有两个人把包裹拿下飞机, 进了海关 这时两个侦探把住门口, 另外两个侦探打开了包裹. 令他们吃惊的是, 那珍贵的包裹里面装的全是石头和沙子!【课文讲解】1、The plane was late and detectives were waiting at the airport all morning。

all 一般直接加表示时间的单数名词构成副词短语,如:all day，all night,all week，all winter，all year等但不说all hourwhole在表达同样的意思时一般要加冠词或数词，如a whole day/year，two whole weeks. all morning=all the morningThe plane was late 飞机晚（点)了 The bus was late/The train was late.detectives 没有强调一些侦探或者那些侦探， 强调侦探这种人，笼统感念, 可不加some, the.2、A few hours earlier, someone had told the police that thieves would try to steal the diamonds.a few hours earlier 几个小时以前= a few hours before/a few hours agowould +do 过去将来时,间接方式, 转述， 站在过去看未来3、When the plane arrived, some of the detectives were waiting inside the main building while others were waiting on the airfield.代词others常常和some连用,表示“有些（人)……，也有些（人）……”或“有的……，其余的……”one…the other… 一个…另一个… some…others… 一些…另一些…Some students are very hard-working， others are not。

others=other+名词复数4、Two men took the parcel off the plane and carried it into the Customs House Customs House 海关take sth off…=take sth away from…and carried it into… carried 表示看得很重5、While two detectives were keeping guard at the door， two others opened the parcel To their surprise, the precious parcel was full of stones and sand!…were keeping guard at the door, two others opened the parcel表面上是分工， 两个动作同时发生, 不是同时开始同时结束， 延续时间不一致, 长一点时间的动作用进行时态, 短时间的动作用过去时When someone knocked at the door， I was having dinner.keep guard 守卫 They kept a close guard over the thieves.at the door 在门边(固定搭配） two others=two other detectivesto one's surprise，让某人惊讶的是 To my surprise, the teacher was late.To one's +表达人情绪的名词 to one's joy ［dʒɔɪ] 欢乐，高兴To my joy， my mother came here yesterday.to one's excitement [ɪk’saɪtmənt] 刺激；兴奋，激动To our excitement, our team wins。

be full of .装满My bag was full of books. The cup is full of water.【Key structures】过去进行时： 过去进行时的构成：be的过去式+现在分词过去进行时和一般过去时经常同在一个句子里使用.过去进行时表示过去正在进行的动作或情况,一般过去时则表示比较短暂的动作或事件正在进行中的动作或情况往往由连词when，while，as，just as等引导when，while 当……时候（强调动作同时发生）while+从句, 动词一定是延续性动词when+延续性动词/瞬间动词while 能用when 代替，但是when 却不一定能用while 代替.while 通常只引导持续时间较长的动作，并且主句和从句可以同时用过去进行时，而when 和as一般不这么用。