1、新沂市第二中学高二英语集体备课主备人：何莉用案人：授课时间：_总第 7 课时课题Unit 1 Grammar and usage(1)课型New教学目标To Introduce the usage of present tenses重点The basic usage of present tenses in different situations.难点How to use proper present tenses in various sentences教法及教具Teaching教学过程教 学 内 容 个案调整教师主导活动学生主体活动 IntroductionOverview of ten
2、ses 1:present tenses1.simple present 一般现在时 2.present continuous 现在进行时 3.present perfect 现在完成时 4.present perfect continuous 现在完成进行时 1.The Simple Present Tense1) Form构成：do/does (am/is/are)2) Usage用法：We use it to talk about things that are true now.(现在情况)things that are always true.(客观真理)things that oc
3、cur regularly.(经常发生)Future actions that are scheduled .(按时刻表,日程表 ) Future actions that are in an adverbial clause (在时间,条件,让步状语从句中表示将来的动作)3)与一般现在时连用的时间状语：often, usually, always, seldom, sometimes, every day, once a week, twice a week 一般现在时表不受时间限制的动作或状态.主要指自然规律,客观真理,格言或警句等。e.g. :Practice makes perfect
4、. 熟能生巧 Pride goes before a fall. 骄者必败注意：此用法如果出现在宾语从句中，即使主句是过去时,从句谓语也要用一般现在时。例如：Columbus proved that the earth _(be)round.e.g.: The teacher told us that light _(travel)faster than sound.Please match:1. My mother loves classical music.2. My father visits his parents once a week.3.When I was very young
5、, my granny told me the earth is round and most rivers flow into seas and oceans. a.现在情况 _b.客观真理 _c.经常发生 _Focus on:1) The exhibition _on May 1st and _ at the end of June. (open; close)2) The plane _at 11:30 and _ in Shanghai at 1:20.(take off; arrive)3) _there a film on tonight? (be)Translation :1)
6、Ill give her the notebook_.2) Tell me_.3) He will keep the work _ _.在时间状语从句中、条件状语从句中、让步状语从句中，用一般现在时表示将来发生的动作或状态。2.The Present Continuous Tense1)Form构成：am/is/are doing2) Usage用法：We use it to talk about actions that are happening or in progress now.(此刻/现阶段)future actions that are already planned. （按说话
7、人计划或安排） repeated actions, used with “always, constantly,forever” use. with a negative connotation.(与always等连用表感情色彩)now, at present ,this weekTranslation:下周她将离开上海去广州他们将出国度假表示按说话人计划安排打算将要发生的动作。多用于一些表示起始和移动等意义的动词。例如：leave, go, come, arrive, start, move，stop ,spend，stay Please match:1) She is constantly
8、 changing her mind2) He is forever complaining about his salary3) He is always helping people.厌烦 _赞扬 _抱怨/不满 _表示满意，称赞，关切，抱怨，不满等情感。常与always, forever, constantly 等词连用。3.The Present Perfect Tense1) Form构成: has/have done2) Usage用法：We use it to talk about experiences that are repeated. (主语的经历) things that
9、 happened in the past, but have an effect on the present.(过去发生影响现在 ) things that started in the past and are still happening now (过去发生延续至今)3)现在完成时常与下列时间状语连用：ever,never,twice,already, notyet, just,lately, recently, in recent years, since, for two years, during/in the past/last few years, from then on
10、, so far, up to/till now表示动作在过去完成，构成主语的经历。e.g.:I have been to the Great Wall three times.注意：It/That/this is thetime that S+have/has+done e.g.:那是今天早上他第三次给她打电话. 表示动作发生在过去，但对现在的情况产生影响。E.g.: Have they found the missing child yet ?表示发生在过去的动作一直延续到现在。e.g.: The conference has lasted for five days.He has com
11、e here for two days. He has been here for two days. He has not come here for two days. He has been a soldier for two years. e.g.: Your new car is very smart. How long have you had it?瞬间动作的肯定式一般不可与表示一段时间的状语一起用于现在完成时。瞬间动词的否定式可以与表示一段时间状语一起用于现在完成时。4.The Present Perfect Continuous Tense1) Form构成：has/have
12、 been doing2) Usage用法：We use it to talk about actions that started in the past, have lasted up to now and will probably continue to happen.(过去发生,延续至今,还将继续)3) 常与下列时间状语连用:all day, the whole morning, for two weeks,All these years we _(设法) to get in touch with you.All along we _(考虑)coming to see you.She is very tired. She_(工作)all morning.区别现在完成时和现在完成进行时 1.现在完成进行时强调动作延续,现在完成时侧重最后结果 e.g.:他们一直在加宽道路2.现在完成进行时往往表示动作在重复，现在完成时则常常不带重复性 .e.g.: Have you been meeting her lately？板书设计教学札记