班级：_____ 姓名：_____ XB1U6 Using language Present perfect continuous导学单 Learning objectives: 1. Learn basic structure and fixed sentence pattern of present perfect continuous. 2. Master how to use present perfect continuous correctly. 课前 Identify the tense Fill in the blanks according to the text. The writer is on the train to the Qinghai-Tibet Plateau. The train (race) along steadily since it left Xining. All this time, the song “Sky Railway” (play) inside his head. When the train goes across the Qingshuihe Bridge, the writer sees a group of Tibetan antelopes moving under the bridge to eat grass. Thirty-three passages have been built under the railway to allow the animals to move safely and freely in their natural habitat. Wild animals such as these Tibetan antelopes (use) these passages for years. Animals such as birds, cattle and sheep wandering the grasslands all bring the scenery to life. The Qinghai-Tibet Plateau (attract) people’s admiration for centuries. Nowadays, thanks to the efforts made by the constructors, passengers from all over the country (enjoy) these magical landscapes. Summary: The structure of past perfect: _____ 课中 Understand the tense 表示动作从过去某时开始，一直延续到现在，将来还可能延续下去，强调动作的_____。 I _____ for an hour, but she hasn't come yet. 我都等了一个小时了，但是她还没来。 Tom _____ hard since the new term began. 自从新学期开始，汤姆一直在努力学习。 表示从过去某时开始到现在这一段时间内动作_____发生。 She _____ Jim every night for the past two weeks. 两星期以来，她每天晚上都给吉姆打电话。 You _____me not to be late all the way. 一路上你一直在告诉我不要迟到。 三、表示动作刚刚结束，该动作一般不再继续，通常会_____。 I _____ pingpong all morning, so I'm sweating. 整个上午我一直在打乒乓球，所以我浑身是汗。 I _____ the door, so my hands are very dirty. 我一直在给门刷油漆，所以我的手很脏。 四、表示某种_____。 You _____ but never make an effort. 你一直在做白日梦，但从不努力。 ( 指责 ) You _____ to me. 你一直在对我说谎。 ( 气愤 ) 注意1、不能用现在完成进行时的情况: 有些动词不能用于现在完成进行时，但可用于现在完成时，这些动词为： 状态动词： be, have, exist 情感动词： like, love, have 感觉动词： see, hear, know, feel, sound 短暂性动词 ： finish, marry, get up, come, go 等 注意2、现在完成进行时与现在完成时的区别: 1. 现在完成时强调的是某个刚刚完成的动作或某个过去的动作对现在的_____；现在完成进行时则强调_____。试比较： I _____ it over. 我已经考虑过这件事了。 I _____ about it. 我一直在考虑这件事。 现在完成进行时可以表示动作的_____；现在完成时一般不表示反复性。试比较： _____ him recently 你最近经常见他吗？ _____ him recently 你最近见过他吗？ 3.现在完成进行时有时含有_____；现在完成时一般表示_____。试比较： 亨利工作有条不紊。 Henry _____ his work orderly. ( 含表扬的意味 ) Henry _____ his work orderly. ( 描述事实 ) Have a try For the past two years, Gordon's students _____ (study) ways to kill bacteria in zero gravity, and they think they're close to a solution (解决方案)． In the last few years, China _____ (mak ... ...
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