1、详解概念概念结构结构用法用法There be 句型表示“存在”“有”，其中be动词有时态和单复数变化。There beThere be+主语（人或物主语（人或物名词名词）+地点地点comparew There is a horse in this photo.w There is a sheep in this photo.w There are three boys on the bike.w There are eleven pigs in the photo.2.结构：a.There is+可数名词单数可数名词单数不可数名词不可数名词 There is a ruler on the de
2、sk.桌子上有一把直尺。There is some water in the bottle.瓶子里有一些水。b.There are+复数名词复数名词There are two pens on the desk.桌子上有2只钢笔。There are two apples on the desk桌子上有两个苹果。看名词看名词There _ a doll in the toy box.A.is B.are There _ some bread on the plate.A.is B.are There _ a lot of green trees in thePark.A.is B.are Ther
3、e is a cat under the tree.There are two dogs under the tree.there 是个近视眼。There _ a desk and two windows in the classroom.A.are B.is There _ two windows and a desk in the classroom.A.are B.is 在there be 句型中主语是单数，be动词用is；主语是复数，be动词用are。若句子中有几个并列主语时，be动词的形式要与离其最近的一个主语在人称和数上保持一致。1、There a pen in the pencil box.2、There some books on the desk.3、There four people in my family.4、There a picture and two maps on the wall.isareareis 用be动词is/are 填空：
