1、新知识预习探索句型转换1He has been watching the interesting play for two hours.(改为否定句)He _ _ watching the interesting play for two hours.2I have been learning English for two years.(改为一般疑问句并作否定回答)_ you _ learning English for two years?No,I _.hasnt beenHavebeenhavent3Tom has been collecting_stamps for five year
2、s.(对画线部分提问)_ has Tom been _ for five years?4The boy has been listening to the music video since_he_was_seven_years_old.(对画线部分提问)_ _ has the boy been listening to the music video?5She has been working in_the_factory for six years.(对画线部分提问)_ _ she been working for six years?WhatdoingHow longWhere has新
3、语法精讲突破现在完成进行时1其结构由“have/has been动词的现在分词”构成，表示从过去某时开始一直延续到现在的动作，可能刚刚停止，也可能还在继续进行。We have been looking for you for an hour.我们找了你一个小时。(动作刚停止)She has been teaching English since she graduated.她毕业后一直在教英语。(动作还在继续进行)We have been going over maths these days.我们这些天一直在复习数学。(动作延续到现在)2有时现在完成进行时不是指某动作一直在不停地进行，而是表
4、示一直到说话时为止的一段时间内一再重复的动作，常带有感情色彩。Shes been saying that twenty times.这话她已经说了20遍了。He has been calling on her several times this week.他这个星期来看过她几次。Weve been having a lot of rain recently.最近雨水很多。3有时现在完成进行时表示刚才或近来发生的动作，也可表示直到说话时为止的一段时间内发生的动作，这一动作到说话时已经结束，而且一般不再继续下去。这种用法主要表示某一动作所产生的结果或对现在的影响。Hes been working
5、 too hard.他工作太辛苦了。The girl has been playing with toys.那个女孩一直在玩玩具。You have been cleaning the classroom,I think.我想你刚才在打扫教室吧。新写作技法点拨如何描写一个物品描写一个物品，就是把某一物品的特点呈现在读者面前，使该物品给读者留下生动具体的印象，从而使读者体会到美感或者从中得到知识或启示。物品介绍类说明文写作时应注意以下几点：1抓准特征，说明到位。要把一件物品活生生地展现在读者眼前，需要选择物品最具特色的外形和用途来写，这样才能显出物品的独特之处。2层次分明，条理清晰，内容连贯在描写
6、物品时，要采用恰当的说明顺序，从物品的外观、构造、功能等方面来分层描述，或从上到下、由里到外，或从整体到局部、由点到面。总的来说，要做到层次分明、条理清晰、内容连贯。3表现手法多样在描写过程中，可采用举例子、列数字、作比较等不同的方法，以便让读者更好地了解所介绍的物品。常用表达：It looks like.be located in.date back to.measure.metres from.to.With a height of.it.It is in good condition.It may be used as/for.It is made from/of.新思维随堂自测.用所给
7、动词的适当形式填空1You know,I _(look)for a job for three months,and this is my first formal interview.2He _(lie)in bed for two weeks.3The little boy is dirty all over because he _(play)in the mud all the morning.4I _(wait)for an hour and he still hasnt turned up.5Im tired out.I _(shop)all the afternoon and I
8、 dont seem to have finished anything.have been lookinghas been lyinghas been playinghave been waitinghave been shopping.完成句子1She _ _ _(学习英语)for five years.2We _ _ _(讨论)the problem since this morning but we havent reached a conclusion yet.3I havent seen you for a long time.What _ _ _ _(你一直做)recently?
9、4He looks tired.He _ _ _(聊天)on the Internet all day.5Professor Jones _ _ _(教学)for over 30 years,but his classes are never dull.has studied Englishhave been discussinghave you been doinghas been chattinghas been teaching.书面表达假设你是一名英语导游。请根据下面的提示，写一篇120词左右的短文向来敦煌参观的外国游客介绍莫高窟(Mogao Grottoes)的概况。1莫高窟位于甘肃
10、敦煌市东南25公里处，南北长约1600米。现存洞窟492个，壁画45000余平方米，被认为是世界上最大的佛教艺术宝库。21900年6月22日莫高窟藏经洞被发现，是迄今为止中国最重要的考古发现之一，具有巨大的史学价值。1961年莫高窟被列为国家重要文物保护单位；1987年联合国教科文组织把莫高窟列入世界遗产名录。参考词汇：壁画fresco藏经洞the“Cave for Preserving Scriptures”联合国教科文组织UNESCO世界遗产名录the World Heritage List_范文：Ladies and gentlemen，Welcome to Dunhuang.Its m
11、y great honour to give you a brief introduction to the Mogao Grottoes.The Mogao Grottoes are located 25km southeast of Dunhuang City in Gansu Province.They stretch for about 1,600 meters long from south to north.Nowadays there are 492 caves with 45,000 square meters of frescos.The Mogao Grottoes are
12、 considered as the worlds biggest gallery of Buddhist art.The“Cave for Preserving Scriptures”was discovered on June 22,1900,which is regarded as one of Chinas most important archaeological discoveries.It is of great historical and scientific value.In 1961 the Grottoes were listed as one of Chinas key historical and cultural sites and UNESCO listed them on the World Heritage List in 1987.Thats all.Hope you all have a good time here.
