用be动词填空。1.There___aneraserinyourpencil-box.2.There___twobooksonthedesk.3.There____anorangeandsomebooksonthetable.4.______thereapeninyourpencilbox?5.There________somedesksintheclassroom.6.There________threepicturesonthechair.二、根据例子造句。例：abook/desk/on→Thereisabookonthedesk.1.acomputer/table/on2.akite/room/in3.tworulers/pencilbox/in4.apicture/bookcase/in5.adesk/classroom/in句型转换：Thereisaboyintheclassroom.(变成复数形式）2.Therearesomeboxesunderthetable.(变成一般疑问句，并做否定回答。）3.Therearesomeorangesinhisbag.(变成单数形式）4.Thereisabookcaseintheroom.(变成否定句）5.Isthereagirlintheroom?(变成复数形式）6.Arethereanyorangeschoolbagsbehindthesofa.(变成单数形式）7.Therearesomebooksonthedesk.（对划线部分提问）根据中文完成句子1．桌子上有一本书和两支笔。There______abookand____________onthedesk.2．在吉姆的书包里有一些书。________________________inJim’sbag.3．书包里有一些地图吗？________________________inthebag?4．我们学校有许多老师。There______many______inourschool.5．在桌子上有些书。Thereare____________onthedesk.6．在你的课桌上有一块橡皮和两把尺子。There__________________andtwo______onyourdesk.7．在铅笔盒有几支铅笔和一支钢笔。________________________andapeninthepencil-box.8．我们的教室里没有一台电脑。________________________inourclassroom.1.桌子上有一本书和两支钢笔。There_____abookandtwopensonthedesk.2.包里有什么？inthebag.3.在吉姆的包里有一些卡片。_________somecardsinJim’sbag.4.书柜里有一些磁带吗？__________tapesinthebookcase?5.沙发后面有两本字典一本书。There_____two_____andabookbehindthesofa.6.课桌上没有橡皮。There___________erasersonthedesk.