《Online tours》GrammarPPT范例.pptx
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1、1. To understand the differences between the simple past tense and the present perfect tense.2. To grasp the expressions with the present perfect tense.3. To grasp the expressions with the simple past tense.4. To understand different uses of the present perfect tense.PPT模板:素材:PPT背景:图表:PPT下载:教程: 资料下载
2、:范文下载:试卷下载:教案下载:PPT论坛: PPT课件:语文课件:数学课件:英语课件:美术课件:科学课件:物理课件:化学课件:生物课件:地理课件:历史课件: 完成句子。完成句子。1. 北京因万里长城而著名。北京因万里长城而著名。 Beijing _ the Great Wall.2. 这条河是个钓鱼的好地方。这条河是个钓鱼的好地方。 This river is a _ fishing.3. 我三天前听说过这件事。我三天前听说过这件事。 I _ this _.4.自从自从2000年起,他就在上海工作了。年起,他就在上海工作了。 He _ in Shanghai _ 2000.is famous
3、 forgood place to goheard of three days agohas worked sincedream vi.& vt. 做梦,梦想做梦,梦想dream about/of 想象;梦想想象;梦想e.g. Do you often dream at night? 你在夜里经常做梦吗?你在夜里经常做梦吗? I sometimes dream about my parents. 我有时梦见我的父母。我有时梦见我的父母。 I dream of becoming a teacher. 我一心想当个教师。我一心想当个教师。passport n. 护照护照Daniel 两年前去了北京
4、。两年前去了北京。Daniel went to Beijing two years ago.Daniel 已经在北京居住两年了。已经在北京居住两年了。Daniel has lived in Beijing for two years.We use simple past tense to tell what happened in the past.We use the present perfect tense to talk about an action that started in the past and continues to the present.1. 三年前他养了只猫做宠
5、物。三年前他养了只猫做宠物。 He _ a cat as pet three years ago.2. 这只宠物猫他养了三年了。这只宠物猫他养了三年了。 He _ the pet cat for three years.kepthas keptDaniel 上个月买了台新电脑。上个月买了台新电脑。Daniel bought a new computer last month.Daniel已经买了台新电脑。已经买了台新电脑。Daniel has bought a new computer.(Daniel has a new computer now.)We use the simple past
6、 tense to tell what happened in the past.We use the present perfect tense to talk about the result of an action.When the action happened is not very important. It may have just happened or happened some time ago.1. 我上个星期去参观了那个新动物园。我上个星期去参观了那个新动物园。 I _ that new zoo last week.2. 我已经参观过那个新动物园了。我已经参观过那个
7、新动物园了。 I _ that new zoo.visitedhave visited吴老师吴老师2010年和年和2011年访问过加拿大。年访问过加拿大。Mr Wu visited Canada in 2010 and 2011.吴老师已经去过加拿大两次。吴老师已经去过加拿大两次。Mr Wu has been to Canada twice.We use the simple past tense to tell what happened in the past.We use the present perfect tense to tell how many times an action
8、 has happened till now.1. 我上周看过这部电影。我上周看过这部电影。 I _ this movie last week.2. 我已经看过这部电影很多次。我已经看过这部电影很多次。 I _ this movie many times.sawhave seenSimon is showing Millie some pictures. Complete his sentences with the correct forms of the words in brackets.I _ (visit) the Palace Museum with my grandparents
9、 the other day.I _ (climb) Mount Huang last Summer.visitedclimbed_ you ever _ (try) the famous Tianjin Baozi?I am happy that I _(learn) to swim. Have tried have learntMr Wu is asking the students to make sentences with the correct tenses. Help them complete the sentences with the correct forms of th
10、e words in brackets.1. I _ (finish/ just) my homework. Millie _ (finish) her homework 20 minutes ago.2. I _ (write) an email to my friend yesterday. Daniel _ (write/ already) two emails.has already writtenhave just finishedwrotefinished3. I _(be) in Hainan last week. Some of our classmates _ (not be
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