北师大初二年级下册4Unit_12 Western Chinalesson46ppt课件.ppt

;Do you like the pictures? Do you know where it is ?;;;What do you think of their life?;Where do you think the girl is? 2. What do you think the girl wants to do there?;Activity 2.1(P75) Listen and circle True or False.;Activity 2.3(P75) Read the passage and complete it with the correct form of the verbs. ;Do you know these logos?;;Useful expressions:;3. begin to do sth./doing sth. 开始做某事 许多的学生六岁时开始学英语。 Many children_________________ English at the age of six. ;（一）1. 现在完成时： 现在完成时可以描述刚刚完成的动作,这时可以用just.. She has just returned from inner Mongolia. They have just finished their voluntary service. 也可以描述从过去开始并持续到现在的动作或者描述经历. I have had a great time. They have lived in Beijing for 20 years.; 2. 两种时态的区分 (1)一般过去时的谓语动词用过去式， 而现在完成时的谓语基本构成是 “助动词have /has +过去分词”。 (2)一般过去时通常与表示过去的时间状语连用。 如：yesterday, last week, two years ago, just now, in 2002等； 而现在完成时则常与just, already, ever, never等副词和these days, this week, since..., for...等表示一段时间的状语连用。;课堂练习：用动词的适当形式填空。 1. His father ________(go) to work in Japan in 1990. ??? He _______________ (work) there for a long time. 2. He ________just _________ (receive) a letter from Mary. She ________ (write) the letter a week ago. 3. She ________ (visit) it last week and she _______________ (learn) a lot. 4. —________you ________(see) pandas? ??? —Yes, I have. ??? —Where ________ ?you ________(see) them? ??? —I _____(see) them when I was in Sichuan last year. ;