现在完成进行时(共44张PPT)

• 3 表示按计划近期内即将发生的动作。
I am meeting Mr. Wang tonight. 我今晚要去见王先生。 I am going to Qingdao for the summer holiday this year. 我计划今年去青岛过暑假。 The plane is leaving for London soon. 飞机即将飞往伦敦。
• I the present tense
1 表示客观事实或普通真理.(不受时态限制) The geography teacher told us the earth moves around the sun. 地理老师告诉我们地球绕着太阳转。 Japan lies to the east of China. 日本位于中国的东方。 The sun rises in the east and sets in the west. 太阳东升西落。
作或状态。 The plane takes off at 10:00 a.m. 飞机上午10点起飞。 Tomorrow is Wednesday. 明天是星期三。
• 5 在时间、条件状语从句中用一般现在时表
示将来的动作。 We will have to put off the sports meeting if it rains tomorrow. 如果明天下雨我们将不得不推迟会议。 I can’t leave unless my boss agrees. 除非老板同意，否则我不能走。 Notes: if 引导的条件状语从句中可以用 shall 或will 表示意愿，但不表示时态。 If you will accept my invitation and come to our party, my family will be pleased.
Unit one
Grammar and usage
• I. The present tense • II. Present continuous tense • III. The present perfect tense • IV. The present perfect
continuous பைடு நூலகம்ense
• Answers part A:
1. am planning 2 have been writing 3 am looking 4 is 5 have been imagining 6 is 7 is making 8 has been 9 have designed 10 are printing 11 are going 12 is 13 hope 14 opens
• 2 表示动作发生在过去，但对现在仍留
下某种后果和影响。 He has paid his income tax. 他已经交了个人所得税。 Doctors have found that people who laugh a lot live longer! 医生们已经发现经常大笑的人长寿。
• 3 表示动作发生在过去但持续到现在。
Notes: 以下四类动词不宜用现在进行时。 • A 表示心理状态、情感的动词 Like, love, hate, care, remember, believe, want, mind, wish, agree, mean, need • B 表示存在状态的动词 appear, exist, lie, remain, seem, belong to, depend on • C 表示瞬间动作的动词 allow, accept, permit, promise, admit, complete • D 表示感官的动词 see, hear, notice, smell, sound, taste, look
IV. the present perfect continuous tense • 表示从过去某一时间开始一直延续到现在的动作， 这个动作可能刚刚结束，也可能还要继续下去。 Chinese have been making paper for more than 2000 years. 中国造纸的历史已有2000多年了。 Doctors have been researching that question for many years. 多年来，医生们一直在研究这个问题。 The children have bee watching TV all morning. 孩子们一上午一直在看电视。
III. The present perfect tense • 1 表示反复发生的经历 He has hosted the show eight times. 他已经连续八次主持表演。 Billy Crystal has been in many films and television shows. 贝利克克里斯托已经出演过多部电影和 电视剧。 We have been to the Great Wall many times. 我们已去过长城多次。
• Notes: 在时间或条件状语从句中，现
在完成时可以代替一般将来时。 If you have done the experiment, you’ll understand the theory better. 如果你做完试验，你会更好地理解这个 理论的。 Don’t get off the bus until it has stopped. 车停稳之前，别忙着下车。
My mother has been ill for three days. 我妈妈已经生病3天。 Most of us have studied English for 5 years. 我们大部分人已经学了5年英语了。
• 4 下列句型中常用现在完成时。
It is (has been) +一段时间＋ since +从句 This (that/ It ) is the first (second…) time that + 完成时 This (That/ It) is the best/ finest / most interesting….+that+完成时 It’s/ It has been 3 years since they got married. It’s the first time that I have been to the Great Wall. This is the most interesting film that I have seen.
In such dry weather, the flowers will have to be watered if they _______. （2001年上海） A have survive B are to survive C would survive D will survive
1. Ma ling _____ lives in Shanghai, but is living in Beijing at the she ________ moment. (live) 2. A big building ______ stands in the centre is standing at of the city. A girl __________ the gate of the store. (stand)
am performing at the comedy 1. I ______________ Club tonight.
have been practising my jokes in front o 2 I _________________ the mirror for the last three hours.
• 3 表示主语的特征、性格、能力等。
Mr. Smith hates fish and never eats any. 斯密斯先生讨厌鱼而且从来不吃。 Mary speaks both English and French very well. 玛丽英语和法语都说的很好。
• 4 表示安排或计划好的肯定会出现的动
• 2 表示现在经常或反复发生的动作或存在的
状态,常和often, always, usually, sometimes, everyday, once a week 等 表示频率的时间状语连用. He takes a walk after supper every day. 他每天晚饭后散步。 My mother works at the same company as my father. 我母亲和父亲在同一家公司工作。 We always care for each other and help each other. 我们总是相互关心相互
is coming to watch my show. 3 My family ________
am nervous about the show. 4 I ____
高考链接 • Although he has lived with us
for years, he ______ us much impression. A hadn’t left B didn’t leave C doesn’t leave D hasn’t left
Notes:
• 注意区分一般过去时与现在完成时
时间上有差异：凡有具体的过去时间， 均用过去时态，不能用完成上，如： ago, last year, just now, the other day 等。 • 结果上有差异：现在完成时强调的是对 “现在”的影响和结果，动作到现在刚 完成或还在继续；一般过去时强调的动 作发生在过去，和现在没有关系。
a scheduled future action
1. The plane ______ takes (take) off at 10:00. am leaving (leave) tomorrow. 2. I ___________ a planned future action