人教版七年级英语下册Unit-12重点短语语法汇总.docx

人教版七年级英语下册Unit 12重点短语、语法汇总Unit 12 Dont eat in class.一、词组school rules 学校规章制度break the rules 违反规章制度in the hallways 在过道listen to music 听音乐in the music room 在音乐教室里in the dining hall 在餐厅sports shoes 运动鞋gym class 体育课after school 放学后have to do 不得不做too many 太多get up 起床by ten oclock 十点之前make dinner 做饭the childrens palace 少年宫二、句型(1)Dont arrive late for class.(2)We cant listen to music in the hallways,but we can listen to it outside.(3)What else do you have to do?- We have to clean the classroom.(4)-Can we wear hats in school?-Yes,we can/ No,we cant.(5)-Do you have to wear a uniform at school?-Yes,we do /No,we dont.重难点精析祈使句通常用来表示命令、请求、禁止、建议、警告等语气。它的主语you(听话人)通常省略。其构成通常有以下几种形式。1)Be型（即系动词原型be+表语其他）。如：Be quiet,please.否定句Dont + be+表语+其他。如：Dont be angry.2)Do型（即系动词原形宾语其他）。如：Open you books,please.否定句Dont +实义动词原形+宾语+其他。如：Dont eat in the classroom.3)Let型（即Let+宾语+动词原形+其他）如：Let me help you.Lets go at six oclock.否定句一般在宾语后加not。如：Let not watch TV.4)No+V-ing型（此种形式通常用于公共场合的提示语中，意为“禁止做某事“）如：No smoking! 严禁吸烟！No talking! 不许交谈！No passing! 禁止通行！No parking! 不许停车20 20