1、Period Four Grammar & Writing,知 识 梳 理 观察感悟(源于教材) .复习现在完成进行时 1We _(excavate)here for many years and. 2We _(excavate)layers of ash almost six metres thick，which suggests that they might have kept the fire burning all winter. 3Well，we _(find)the bones of tigers and bears in the caves，and we think these
2、 were their most dangerous enemies.,4Since the famine broke out，the number of people dying of starvation_(increase) 5How long _ you _ (drive)，Mrs Smith?答案 1.have been excavating 2.have been excavating 3.have been finding 4.has been increasing 5.have；been driving,.单句语法填空 1Excuse me，which movie are yo
3、u waiting for?Dangal.We _(wait)here for more than two hours. 2Where is Peter？I cant find him anywhere.He went to the library after breakfast and _(write)his essay there ever since. 3Marty_(work)really hard on his book and he thinks hell have finished it by Friday.,4He dropped out due to his illness.
4、He _(consider)coming back since last year. 5They _(discuss)the problem without interruption for about two hours.答案 1.have been waiting 2.has been writing 3.has been working 4.has been considering 5.have been discussing,.完成句子 1She _(工作了)here for three years till now. 2It _(一直在下雨)since last Sunday. 3T
5、here is no doubt_(你工作一向努力) 4She is very tired.She _(在打印)papers all day. 5Her eyes are red.She _(一直在哭)答案 1.has been working 2.has been raining 3.that you have been studying very hard 4.has been typing 5.has been crying,【知识链接】 1现在完成进行时的结构have/hasbeen动词的现在分词 2现在完成进行时的用法(1)延续：表示一个由过去某一时间开始一直延续到现在的动作，这动作
6、有可能刚刚结束，也可能还要进行下去。(2)重复：到目前为止的一段时间内重复发生的动作。,3现在完成时和现在完成进行时的区别(1)现在完成时强调完成和影响，现在完成进行时强调未完成的动作。(2)现在完成时经常表单个事件，现在完成进行时可表重复事件。(3)现在完成时陈述事实，现在完成进行时表感情色彩。(4)表重复时：完成时强调结果，完成进行时强调持续。,4现在完成进行时的注意事项有些动词不能用于现在完成进行时，但可用于现在完成时。(1)状态动词be，have，exist；(2)情感动词like，love，hate；(3)感觉动词see，hear，know，feel，sound；(4)短暂动作的动词
7、finish，marry，get up，come，go等。,2信内地址通常指收信人的称谓和地址，常用在正式信件中，写在信头下面一二行处的信纸左边。先写姓名、头衔、后写地址。以上内容高考不涉及，只作了解就可以了。 3称呼即对收信人的敬语，从左边顶格写，占一行。前面常加Dear.或My dear.亲近的人之间常用名字或昵称，写给不熟悉的人常在Dear或My dear后加上“某先生”或“某女士”等，后面通常用逗号。,4正文是信的主体，需要写信人精密构思，条理清楚，完整正确地进行表达，并紧扣主体，适当发挥。英语回信通常先提到收到对方的信，并表示感谢，然后再回答对方的问题，或发表自己的意见。 5结束语从
8、中间偏右的地方开始写，也可以与正文齐头写。常用的表达方式为Yours truly，Yours sincerely或Sincerely，若是好友、亲人，可用Yours lovely，Best wishes等；若是一般关系，则用Yours respectfully；若是企业、单位或长者，则用Yours sincerely，后加逗号。 6签名写在结束语下面一行。除了对熟人或亲友之外，签名应该用全名，并应亲笔签名。,高分策略 1Thank you very much for your letter. 2Glad to receive your letter of. 3Im writing to ask about. 4Its very kind of you to write to me. 5Im eager to hear from you. 6Sorry to have written back to you so late.,7Looking forward to an early reply from you. 8Please give/send my best regards to your parents. 9Please remember me to your parents. 10Lets write to each other and be good friends.,
