介词3.there is a knife ___the pencil-case 4.she is ___the kitchen

介词3.there is a knife ___the pencil-case 4.she is ___the kitchen There is a knife on the table.划线部分提问划a knife There is a knife on the desk.改复数句 There is a knife on the table 复数形式 look!There is a fork and knife on the sign,It means there is a( ) 1.there is a knife over there. 对a knife提问2. there is a little milk in the glass.对 a little milk提问 There is a knife in my pencil-box.对划线部分提问There is a knife in my pencil-box.划线部分为a. 填介词：There is a ( ) the table. there is a good news ( )you,介词 Is there a supermarket_____the moon.(填介词) Is there a knife in the box?Yes ,there is.Is the book red有没有错 There is a knife and a fork on the plate 改错 There is a knife and a fork on the plate.怎样修改? There is _____f in the word knife.A.an B.a there two pencils,a pen,a rubber and a knife in it.And there is a long ruler there is a knife on the table.的复数形式是什么 There is a knife in the kitchen.(改为复数形式)急! 照样子,改写下面句子.将there are 置于句首.例如：there is a pencil on the desk.there are some pencil on the desk.1.there is a watch on the table.2.there is a knife near that tin.3.there is a policeman in the kitchen.4.there is a cup on