Unit 4 Language points ppt课件 -（2022新）人教版高中英语选择性必修第二册.pptx

1、1 1、跟录音读、跟录音读Unit 4单词一遍单词一遍2 2、完成金版学案、完成金版学案P70 . 根据句意及汉语提示写出正确单词。根据句意及汉语提示写出正确单词。1. That question that we were worried about _ (出现出现).2. Its small and red with narrow steps in front and windows so small that youd think they were holding their _(呼吸呼吸). 3. It s _(冰冻的冰冻的) here; can t we shut a few win

2、dows？4. Only in the southern part of Taiwan have I seen such _ (风景风景) as this. 5. We spent a _ (令人愉快的令人愉快的) day in the country.6. Ill send her a _ (束束) of flowers.7. 200 peace activists are planning to set up a peace camp at the _ (边界边界).8. One of the _ (最精彩的部分最精彩的部分) of the trip was seeing Taj Maha

3、l.arosebreathfreezingscenerypleasantbunchborderhighlights语言点语言点1 1语言点语言点2 2语言点语言点3 3语言点语言点4 4语言点语言点5 5语言点语言点6 6语言点语言点1 1语言点语言点1 1语言点语言点2 2语言点语言点3 3语言点语言点4 4语言点语言点5 5语言点语言点6 6语言点语言点1 1语言点语言点2 2 小组讨论小组讨论1 1、每个小组按分配任务讨论一、每个小组按分配任务讨论一个语言点。打个语言点。打的是小组长。的是小组长。2 2、小组长组织组员讨论如下：、小组长组织组员讨论如下： 1) 1) 小组齐读一遍【观察思

4、小组齐读一遍【观察思考】；考】； 2) 2) 小组长叫一个组员读一遍小组长叫一个组员读一遍【探究总结】，空格要补充完整。【探究总结】，空格要补充完整。不懂的提出来小组讨论。不懂的提出来小组讨论。 3) 3) 讲到哪个语言点就由哪个讲到哪个语言点就由哪个小组的组长上讲台来讲解。小组的组长上讲台来讲解。6 mins语言点语言点1 1语言点语言点2 2语言点语言点3 3语言点语言点4 4语言点语言点5 5语言点语言点6 6语言点语言点1 1语言点语言点2 2语言点语言点3 3语言点语言点4 4语言点语言点5 5语言点语言点6 6语言点语言点1 1 小组讨论小组讨论1 1、每个小组按分配任务、每个小组

5、按分配任务讨论一个语言点。打讨论一个语言点。打的的是小组长。是小组长。2 2、小组长组织组员讨论、小组长组织组员讨论如下：如下： 1) 1) 小组齐读一遍【观小组齐读一遍【观察思考】；察思考】； 2) 2) 小组长叫一个组员小组长叫一个组员读一遍【探究总结】，空读一遍【探究总结】，空格要补充完整。不懂的提格要补充完整。不懂的提出来小组讨论。出来小组讨论。 3) 3) 讲到哪个语言点就讲到哪个语言点就由哪个小组的组长上讲台由哪个小组的组长上讲台来讲解。来讲解。6 mins1. rather than【观察思考观察思考】 Rather than travel by commercial airli

6、ne all the way, they decided to fly to Vancouver and then take the train. (教材教材P38P38) 她们没有一路乘坐商业航班她们没有一路乘坐商业航班, ,而是决定先飞到温哥华，然后再乘坐火车。而是决定先飞到温哥华，然后再乘坐火车。 Well have the meeting in the classroom, rather than in the great hall. 我们将在教室里开会，而不是大厅里。我们将在教室里开会，而不是大厅里。 (1) rather than为并列连词短语，表示选择，意为为并列连词短语，表示选

7、择，意为“而不是而不是”。它通常用在平行结构中，连接相同的句子成分，即它通常用在平行结构中，连接相同的句子成分，即rather than前后两部分在成分和形式上应该一致。前后两部分在成分和形式上应该一致。1. rather than【观察思考观察思考】 I prefer to get up early rather than go to school without breakfast. = I would get up early rather than go to school without breakfast. = I would rather get up early than go

8、 to school without breakfast. 我宁可早起也不愿意不吃早饭去上学。我宁可早起也不愿意不吃早饭去上学。 (2) prefer _ . rather than do . = would do . rather than do . = would rather do . than do . 宁愿做宁愿做而不愿做而不愿做to do1. rather than【观察思考观察思考】 You rather than Tom are to blame. 应受到责备的是你而不是应受到责备的是你而不是汤姆。汤姆。 (3) rather than 连接句子的主语部分时，谓语动词与连接句子

9、的主语部分时，谓语动词与rather than _ (前面的前面的/后面的后面的)名词或代词在人称与数上保名词或代词在人称与数上保持一致。持一致。前面的前面的【应用实践应用实践】(1)单句语法填空。单句语法填空。 Bryson decided to quit rather than _ (accept) the new rules. They said the director, rather than the clerks, _ (be) responsible for the incident.(2)句型转换。句型转换。 I prefer to go hungry rather than

10、ask him for help. I _ _ hungry _ _ask him for help. I _ _ _ hungry _ ask him for help.acceptwaswould gorather thanwould rather gothan2. arise【观察思考观察思考】 The next morning, the two girls arose early to take the train to Lake Louise, passing through the Canadian Rockies. (教材教材P38) 次日清晨次日清晨，两个女孩早早起床两个女孩早

11、早起床，登上开往路易斯湖的火车登上开往路易斯湖的火车，穿越加拿穿越加拿大落基山脉大落基山脉。 Several new industries arose in town. 城里出现了几种新行业。城里出现了几种新行业。 You cant be too careful while driving. Accidents often arise from/out of carelessness. 开车时你再小心也不为过。事故常因粗心大意而发生。开车时你再小心也不为过。事故常因粗心大意而发生。【探究总结探究总结】(1) arise (vi.) arose arisen _ _ _起床；起身；起立起床；起身

12、；起立出现出现由由引起引起【应用实践应用实践】(1)选词填空选词填空 ( arise/ raise/rise/arouse)。 More problems like those are certain to _. He fell into a sound sleep. Dont _ him. It is hard to _ five children for the family. Sales _by 20% over the Christmas period.(2)句型转换。句型转换。 As we all know, illness often results from unclean fo

13、od.As we all know, illness often _ _ / _ _unclean food.arise出现出现arouse唤醒唤醒raise 抚养抚养rose 上升上升arisesfromarisesoutof3. breath【观察思考观察思考】 When the train arrived at the station, they took a taxi to Lake Louise, where the blue water literally took their breath away with its exceptional beauty. (教材教材P38) 火

14、车到站后火车到站后，她们乘坐出租车前往路易斯湖她们乘坐出租车前往路易斯湖，那里湛蓝的湖水美丽异那里湛蓝的湖水美丽异常常，摄人心魄。摄人心魄。 The whale can hold its breath underwater for half an hour. 鲸能在水下屏住呼吸待半个小时。鲸能在水下屏住呼吸待半个小时。 Take a deep breath and you may feel relaxed. 深呼吸深呼吸,你会感到放松你会感到放松。 When getting to the top of the mountain, they almost lost their breath. 当

15、到达山顶时当到达山顶时, 他们几乎喘不过气来他们几乎喘不过气来。 The doctor asked me to breathe in, then to breathe out fully. 医生让我先吸气医生让我先吸气, 然后全部呼出。然后全部呼出。【探究总结探究总结】(1) breath (n.) 呼吸的空气呼吸的空气 take sb s breath away _ hold one s breath _ take a deep breath _ lose one s breath _(2) breathe (v.) _【应用实践应用实践】(1)选词填空选词填空( breath/ breat

16、he)。 Every morning I go out to _ fresh air. He drew a deep _ to calm himself down.(2)完成句子。完成句子。 He _ _ _(屏住呼吸屏住呼吸), not daring to make any sound. If you run very fast, you may _ _ _(喘不过气来喘不过气来).令人惊叹令人惊叹屏住呼吸屏住呼吸深呼吸；深吸一口气深呼吸；深吸一口气喘不过气来喘不过气来呼吸；喘气；吸入（空气）呼吸；喘气；吸入（空气）breathebreathheldhisbreathloseyourbrea

17、th4. freezing【观察思考观察思考】 Edmonton is freezing cold in winter, with daily temperatures averaging -10. (教材教材P38) 埃德蒙顿冬季十分寒冷埃德蒙顿冬季十分寒冷,平均气温为零下平均气温为零下10摄氏度。摄氏度。 Temperatures remained below/above freezing point during the afternoon. 下午温度仍然保持在冰点以下下午温度仍然保持在冰点以下/上。上。 The lake froze last night. 湖面昨晚结冰了。湖面昨晚结冰

18、了。 The water pipes have frozen. 水管已经冻住了。水管已经冻住了。 You can use fresh or frozen fish你可以使用新鲜或冷冻的鱼。你可以使用新鲜或冷冻的鱼。【探究总结】【探究总结】 (1) freezing (adj.) 极冷的极冷的;冰冻的冰冻的 above/below freezing point _(2) freeze (vi. & vt.) froze, frozen _(3) frozen (adj.) _ be frozen to death _在冰点以上在冰点以上/下下结冰；（使）冻住结冰；（使）冻住冷冻的；冷藏的；冻僵的

19、冷冻的；冷藏的；冻僵的冻死冻死【应用实践】【应用实践】单句语法填空单句语法填空。 It was so cold that the river had _ (freeze). On a _ (freeze) cold night, the little match girl was _ (freeze) to death in a street corner. In the Antarctic, the temperature rarely rises _ freezing point.frozenfreezingfrozenabove5. as引导的非限制性定语从句引导的非限制性定语从句【观察

20、思考观察思考】 During their first day, as is typical of Vancouver, it rained. (教材教材P38) 第一天第一天, 温哥华一如往常细雨蒙蒙。温哥华一如往常细雨蒙蒙。 As I explained on the phone, your request will be considered at the next meeting. 正如我在电话里解释的那样正如我在电话里解释的那样,下次开会将考虑你的请求。下次开会将考虑你的请求。 He was fond of reading gradually, which made our Engli

21、sh teacher very happy. 他逐渐喜欢上阅读他逐渐喜欢上阅读, 这让我们的英语老师很高兴。这让我们的英语老师很高兴。【探究总结】【探究总结】(1) as引导非限制性定语从句时引导非限制性定语从句时,有有“_”之意之意, 常放于主句之前常放于主句之前, 有有时也可放在主句之后或主句之中。时也可放在主句之后或主句之中。(2) which引导非限制性定语从句时引导非限制性定语从句时, 只能放在主句之后只能放在主句之后, 意为意为“这这/这一点这一点”【应用实践】完成句子。【应用实践】完成句子。 你是知道的你是知道的, 朱莉娅马上要离开了朱莉娅马上要离开了 _ _ _, Julia

22、is leaving soon. 他没有通过期末考试，这一点我们没有预料到。他没有通过期末考试，这一点我们没有预料到。 He didnt pass the final exam, _ _ _ _.Asyouknowwhichwehadntexpected6. not . until . 的特殊用法的特殊用法【观察思考观察思考】 It was not until 9: 30 a. m. that they finally reached the capital of Ontario, Toronto. (教材教材P39) 上午九点半上午九点半,她们终于抵达安大略的省会多伦多她们终于抵达安大略的省

23、会多伦多。 Not until I became monitor of our class did I realise the importance of teamwork. 直到我成为我们班的班长直到我成为我们班的班长, 我才意识到团队合作的重要性。我才意识到团队合作的重要性。【探究总结】【探究总结】(1) not . until . 结构可用于强调句型结构可用于强调句型, 其结构为其结构为 “_”(2) not until引导时间状语从句置于句首时引导时间状语从句置于句首时, 从句用陈述语序从句用陈述语序, 主句用主句用 _语序语序。It is / was not until . that

24、 .倒装倒装陈述句陈述句：They finally didnt reach the capital of Ontario, Toronto until 9:30 a.m. 倒装句倒装句：Not until 9:30 a.m. did they finally reach the capital of Ontario, Toronto.【应用实践】【应用实践】句型转换。句型转换。(1) He didnt go home until he finished the work. _ _ _ _ he finished the work _ he went home. (强调句型强调句型) (2) _

25、 _ he finished the work _ _ _ home. (倒装结构倒装结构)ItwasnotuntilthatNot untildidhego金版学案金版学案P77 P77 语法填空语法填空根据课文内容填空根据课文内容填空 Li Daiyu and Liu Qian were on a trip 1._ Canada. Rather than 2._ (take) the aeroplane all the way, they would cross Canada by train after 3._ (arrive) in Vancouver by air. Before s

26、tarting out, they spent a couple of 4._ (day) in Vancouver seeing the sights. The next morning, the two girls 5. _(arise) early to take the train to Lake Louise, 6. _ (pass) through the Canadian Rockies. They then took a coach bound north through the Canadian Rockies to Jasper, where they saw specta

27、cular mountain peaks, forests, and many 7._ (differ) creatures, including deer, mountain goats, and even a grizzly bear and 8._ eagle. From Jasper, they caught the train towards Toronto. 9._ was not until 9: 30 a.m. that they 10._ (final) reached the capital of Ontario, Toronto.acrosstakearrivingdaysarosepassingdifferentanItfinally