Unit3 SectionAGrammarFocus(3a~3d) 同步学案.2026秋人教版七上英语

第页Unit3SectionAGrammarFocus(3a~3d)同步学案一、学习目标1.掌握Therebe句型的定义、结构、主谓一致、就近原则及四种句式变换。2.掌握常用方位介词的含义及用法，特别是易混介词的辨析。3.能运用Therebe句型和方位介词询问并描述学校及教室物品的位置。二、学习过程1.导入（Lead-in）观看视频，观察学校设施，思考：Whatcanyouseeinthevideo?Wherearethey?引出本课话题：用Therebe句型和方位介词描述学校及教室物品的位置。2.语法呈现（3a）阅读句子，在Therebe句型中划出动词，圈出方位介词。Whereisthelibrary?It'sbehindtheclassroombuilding.Wherearethebookcases?Theyarenexttothewindow.Isthereawhiteboardinyourclassroom?Yes,thereis.Arethereanylockers?No,therearen't.Thereisateachers'buildingacrossfromtheschoolhall.Thereisagardenbetweentheschoolhallandthesciencebuilding.Therearesometreesinfrontofthesportsfield.归纳：Therebe句型常把时间和地点放在句末。例：Therearesevendaysinaweek.3.语法聚焦一：Therebe句型定义：表示“某地或某时有某人或某物”。be动词后面的名词才是真正的主语。结构：Therebe+sth./sb.+time/place.主谓一致：be动词的单复数由后面的主语决定。就近原则：be后面是由and连接的多个名词时，be的形式由最近的名词决定。例：Thereisapenandsomebooksinmyschoolbag.（就近apen，用is）句型变换：(1)肯定句：Therebe+主语+地点/时间状语。(2)否定句：Therebe+not+主语+地点/时间状语。（some→any）(3)一般疑问句：Bethere+主语+地点/时间状语？（some→any）答语：Yes,therebe./No,therebe+not.(4)特殊疑问句：Whatis+介词短语；Howmany+复数；Howmuch+不可数。Therebe与have/has：Therebe表客观存在（某地有）；have/has表所属关系（某人有）。例：Thereisawatchonmydesk./Ihaveaschoolbag.两者有时可互换：Thereareabout3,000studentsinourschool.=Ourschoolhasabout3,000students.4.语法聚焦二：方位介词常用方位介词：at,in,on,above,over,under,below,infrontof,behind,inthefrontof,between,among,near,nextto,acrossfrom。易混介词辨析：(1)on/over/above：on表面接触；over正上方（不接触）；above上方（不一定垂直）。(2)onthewall/inthewall：on在表面；in在内部。(3)onthetree/inthetree：on指树自身长出的；in指外界事物在树上。(4)onthebed/inthebed/inbed：on床表面；inthebed被子里；inbed卧病在床。(5)in/between/among：in在内部；between两者之间；among三者及以上之间。(6)infrontof/inthefrontof/behind：infrontof物体外部前面；inthefrontof物体内部前部；behind外部后面。(7)near/nextto：near附近；nextto紧挨着。(8)acrossfrom：在……对面。5.语法操练（3b与3c）3b完成句子：1.Wherearethelockers?—They'renexttothereadingcorner.2.Thereisanicelibrarybehindtheclassroombuilding.3.Isthereabookshopinthisschool?—Yes,thereis.It'sacrossfromthedininghall.4.Arethereanyflowersinfrontoftheirclassroom?—No,therearen't.Buttherearesometrees.5.Whereistheschoolhall?—It'sbetweentheclassroombuildingandthesciencebuilding.6.Therearesomepicturesoffamouspeopleonthewall.3c圈出正确的介词：ThisisaclassroomintheUK.Therearemanythingsintheroom.There'sascreenonthewall.Awhiteboardisnexttothescreen.Therearesomebookcasesunderthem.Theteacher'sdeskisinthecorner,behindawindow.Studentssitonchairsatlongtables,buttodaytherearen'tanystudents.6.口语输出（3d与Report）3d两人一组，讨论你的教室与3c中教室的不同：A:Inourclassroom,thereareplantsnexttotheteacher'sdesk.B:Andthere'sareadingcornerinourclassroom.