七年级英语下册Unit4Findingyourway教案4新版牛津版

1、Unit 4 Finding your wayGrammarTeaching Aims:1. Introduce the usage of a, an and the.2. Learn some prepositions of place.Step 1. PresentationEnjoy a picture and present the new word cage.Step 2. Warming upEnjoy more pictures and talk about the usage of a, an and the.Step 3. Explanation 不定冠词a / an 的用法

2、 1.第一次提到某人或某物时。 I have a book.2. 泛指某一类的人或物。 A panda is very lovely.判断一个单词用a还是用an，是根据其读音，而不是根据其首字母。以元音音素开头的词前用“an”，以辅音音素开头的词前“a” 。如：an hour, an apple, an elephant, a useful book等。定冠词the的用法1.指上文提到过的人或物。如： Lucy bought a new bike, the bike is green.2.世界上独一无二的事物。如： the sun the moon3.谈到彼此都知道的人或事物。如： Open

3、the door, please.4.序数词和形容词最高级前。如： She is always the first to get to school.5.乐器名词前用。play the piano play the violin6.定冠词与形容词连用表示一类人，加在姓氏前面表示一家人。the rich the young 7.某些专用名词和习惯用语中用定冠词。the Great wall by the way 不用冠词的情况1名词前已经有指示代词（this, that, these, those）、形容词性物主代词（my, his, our ）或名词所有格等限定词。2.表示语言、学科、三餐、球

4、类运动、棋类运动的名词前。3.表示星期、月份、季节、某些节日的名词前。4.表示人名、国名、称呼语或头衔等专有名词前。5.某些固定短语中。 by bike , by bus, at first, at work, on foot, go to school, go to bed ,等。Step 4. Doing exercises1. Complete the dialogue on Page 47.Notes: across作介词，既可表示静态的位置关系，意为“在对面”，也可表示动态的移动方向，通常和一些表示“移动”的动词搭配使用，意为“从穿过”。例如：The hotel is just ac

5、ross the flower shop.旅馆就在花店的对面。It will take them two weeks to walk across the desert.徒步穿过这片沙漠将会花费他们两周的时间。2. Do more exercises.在必要的地方用a, an, the填空。1. Where is Peter? He isnt at _ school. 2. There is _ orange in the fridge. an3. _ pencil on the desk belongs to Sandy. The4. I have _ new bike. I clean _

6、 bike every day. a, the5. Dad often goes fishing in _ summer. 6. A: Can I help you? B: Im looking for _ pair of shoes. a7. The students often go to school by _ bike. 8. Who is good at playing _ football in your class? 9. _ boy in a red coat is my cousin. The 10. I live on _ third floor. the 11. Ther

7、e is _ “h”, _ “o”, _ “u” in the word “hour”. an, an, a 12. Simon likes to play _ piano but he doesnt like to play _ basketball. the, 13. Beijing is _ capital of China. theStep 5. Presentation1. Use some pictures to present the new word about prepositions of place.2. Read about the new words.Step 6.

8、Explanationover 在的正上方 under 在的正下方above 在的上方(表面不接触)below 在的下方on 在的上面(表面接触)Step 7. Exercises1. Do the exercises on page 48. 2. Check the answers.3. Do more exercises.填入适当的介词使句子通顺。1. The football is _ the door, so I cant see it. behind2. Dont stand _ us, or we cant see the film clearly. in front of3. There is an electric fan _ the desk. on4. Look! Your rubber is _ the chair. Pick it up. under5. The moon is now _ the trees. above6. Eddie doesnt want to live _ the palace. in7. Stephen is chatting with his friends _ the balcony. on 8. Li Ming is my neighb