有网友问七上英语第三单元重点短语，下面小编就以992字给大家详细介绍七年级上册英语第三单元重点句型，预计阅读需要3分钟！
Unit 3 Is this your pencil?
重点单词
Pencil,book,eraser,box,schoolbag,dictionary,his,mine,hers, excuse,me,thank,teacher,about,yours,for,help,welcome,baseball,watch,computer,game,card,notebook,ring,bag,in,library,ask,find,some,classroom,e-mail,at,call,lost,must,set
重点句型
1.-Is this/that your book?
-Yes, it is. It’s mine. -Thank you for your help. -You’re welcome.
-No, it isn’t. It’s his/hers.
2.-Is this/that his/her book?
-Yes, it is. It’s his/hers
-No, it isn’t. It’s mine.
3.-Are these/those your books?
-Yes, they are. They are mine.
-No, they aren’t. They are his/hers.
4.-Are these/those your pencils?
-No, they are Bob’s/Mary’s.
5.-What about this dictionary?
What about=how about “如何，好吗，怎么样”，用于征求对方意见。
What about/how about a cup of tea? 喝杯茶怎么样？
6.call sb at+电话号码；sb must do sth; thank sb for sth
语法
1.将含有be动词的陈述句转换为一般疑问句
将be动词（am,is are）提到句首并大写首字母，句末用问号，第一、二人称互换，some，any互换。
2.含有be动词的一般疑问句的肯定回答和否定回答
肯定回答：Yes, 主语+be(am,is,are)
否定回答：No, 主语+be(am,is,are)not. 缩写：I’m not/he isn’t/they aren’t
3.名词性物主代词：Page 5