新概念英语第一册lesson25-26

1、Watch the story and answer the question What colour is the electric cooker?New words and expressionMrs. 夫人 cooker n. 炉子，炊具Kitchen n. 厨房 middle n. 中间Refrigerator n. 电冰箱 of prep. (属于).的Right n. 右边 room n. 房间Electric adj.带电的，可通电的 cup n. 杯子Left n. 左边 in prep.在里Where adv. 在哪里on the right 在右边 on the left

2、在左边in the middle of 在中间Mrs. Smiths kitchen is small. There is a refrigerator in the kitchen. The refrigerator is white. It is on the right. There is an electriccooker in the kitchen. The cooker is blue. It is on the left. There is a table in the middle of the room.There is a bottle on the table. The

3、 bottle is empty. There is a cup on the table, too. The cup is clean.There be 句型There be句型是常见的表示人或物“存在”的句型，在汉语中译为“有”。它以否定句的形式出现，用于对某一具体行为和抽象概念的否定。这类句中往往会有一个介词短语来表示位置或地点。1、定义：There be句型表示某处存在某物或某人。2、结构：(1) There is +单数可数名词/不可数名词+ 地点状语.(2) There are +复数名词+地点状语. 1：变成否定There be句型的否定式的构成和含有be动词的其它句型一样，在b

4、e后加上not或no即可。注意not和no的不同：not是副词，no为形容词，not a/an/any + n. 相当于no+ n.。例如： There are some pictures on the wall. There arent any pictures on the wall. =There are no pictures on the wall. There is a bike behind the tree. There isnt a bike behind the tree. =There is no bike behind the tree.2：变成一般疑问句There b

5、e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）。There is some water on Mars. Is there any water on Mars? There are some fish in the water. Are there any fish in the water? 3：特殊疑问句（1）对主语提问：当主语是人的时候，则用who 引导，当主语是物的时候，则用what 引导。注意：无论原句的主语是单数还是复数，对之提问时一般都用be的单数形式(回 答时却要根据实际情况来决定）如

6、： There are many things over there. Whats over there? There is a little girl in the room. Who is in the room? （2）对地点状语提问：则用where 引导。如：There is a computer on the desk. Where is the computer? There are four children on the playground. Where are the four children? 介词短语： 构成：介词+the+方位词如： on the right （le

7、ft） In the middle of 冠词定冠词the表特指,不定冠词a/an表泛指 定冠词用在名词前，表示特指，即某个特定的人、事物等。特别是当某名词后面有定语限定这一名词时，名词前面一般都要用定冠词the 不定冠词a表示“一”这一概念时，意思与one相似 不定冠词用在表示数量、时间等名词前，表示“每一（单位）的价格、速度、顺序等” 泛指是指首次提到的，不限定的人或事物。特指是指在上文已提到的人或事物，或是指被限制性修饰语在其后 加以限定意义的人或事物也可以是指说话者双方心目中所默认的特指的人或事物。 There is a cup on the table. The cup is cle

8、ar.There is a box on the floor.The box is large.There is a fork on the tin.The fork is dirty.There is a glass in the cupboard.The glass is empty.There is a knife on the plate.The knife is sharp.There is a bottle in the refrigerator.The bottle is small.练 习变成疑问句并作否定回答，和否定句。There is a cup on the table.疑问句：否定回答：否定句： 用a，an，the填空Give me _book .Which book?_book on th