人教版六年级英语下册《Unit 4 第二课时 Part A》课堂教学课件PPT小学公开课

1、Unit 4Then and nowPEP 六年级 下册Unit 4Then and now第二课时Part A（Lets learn-Do a survey and report）Describe the changes you have seen in our school since you entered the school and share with us.school twenty years ago.Wu Yifan: Now there is a new one in ourschool.在20年以前我的学校里是没有体育馆的。Wu Yifans father: There

2、was no gym in my现在我的学校有一个新的。以前dining hall dan hl 饭厅grass rs 草坪gym dm 体育馆.years ago多年前.month ago一个月前last year去年last month上个月CC BIn the Tang dynasy,there were no gyms.People didnt go by bus.People couldnt use the Internet.In the Tang dynasy, there was no dining dall ; there was no gym；and people didnt

3、 go by bus.In the Tang dynasy, there was no post office ; there was no cafe；and people didnt go by bicycle.In the Tang dynasy, there was no motel ; there was no cinema； there was no call box ;and people couldnt use Internet , computers .There be 句型的否定形式There be 句型的否定： 否定形式只要在be动词后面加not即可，is not =isn

4、tare not= arentwas not =wasntwere not=werent但要注意的是句中如果出现 some则改成any.There is a knife in the kitchen.否定:There is not a knife in the kitchen.There are five apples on the tree.否定:There are not five apples on the tree.There was some water in the bottle yesterday.否定:There was not any water in the bottle

5、yesterday.There were some birds singingthree hours ago.否定:There were not any birds singingthree hours ago.There be 句型的疑问句一.There be 句型的一般疑问句There be 句型的一般疑问句变化是把be动词调整到句首，再 在句尾加上问号即可。但同时要注意：当肯定句中有some时， 要将其改为any（否定变化也一样）。看看下面两句是如何 “改头换面”的吧二，There be句型的特殊疑问句There be 句型的特殊疑问句形式有以下三种变化：1.对主语提问：当主语是人时，用

6、“Whos+介于短句？”； 当主语是物时，用“Whats+介词短句？”注意：无论原句的主语是单数还是复数，对于提问时一般都用be的单数形 式（回答时却要根据实际情况来决定）。2.对地点状语提问：提问地点当然用“Where is/are主语?！例如：There is a computer on the desk.（桌子上有一台电脑） Where is the computer？（电脑在哪里？）3.对数量提问：一般有两种句型结构：How many+复数名词+are there+介词短语？How much+不可名词is+数there+介词短语？A: How many birds are there

7、in the tree?B: There are three.anystamps on the envelope .(以否1. There i_snot定形式完成句子)2. There were some trees ten years ago. （变为否定句）_Th_e_rew_e_r_e_no_t_a_n_y_t_r_e_e_s_t_eny_e_a_r_s_a_g_o_. 1.There is a little duck swimming in the river. (改为一般问句，并肯定回答)Is there a little duck swimming in the river? Yes, there is.There are twelve months in a year. (对划线提问) How many months a