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 There is a knife on the table.划线部分提问划a knife look!There is a fork and knife on the sign,It means there is a( ) 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 a knife on the table.的复数形式是什么 This is a knife.（改为复数句） Is there a glass on theThis is a knife.（改为复数句）Is there a glass on the desk?(改为复数句)Ther are apples.（改为单数句） There is a knife in the kitchen 改为复数句子There are some erasers on the desk 改为单数句子 There is a knife and a fork on the plate.请问这句话对吗?第二个a用省略吗? There’s a knife on the table.（改为复数） 求教英语填空There is _______ ,forks and plates on it.A)knivesB)a knifeC)some knife liveing on a knife there is a knife on the tin.改成否定句再加一句are there any forks on the table 改肯定句 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 There is a pen,a knife and several books on the desk.中on the desk是状语还是宾补.这句话的主谓是什么 这些句子对吗,不对改正啊!1.These cup are clean.2.There is a box in the floor.3.There is a knife and a fork on the plste.4.Are there some magazines on the TV set? (1/2)A knife and fork 【 is】 on the desk为什么用is而A knife and a fo