九年级英语全册Unit8ItmustbelongtoCarla第三课时作业课件新版人教新目标版

1、unit 8it must belong to carla.第三课时单元同步语法精讲精练第三课时单元同步语法精讲精练eg：they must be in the classroom now.他们现在一定在教室里。peter may/might have been hurt in the car accident.彼得可能在车祸中受了伤。一、肯定推测1must用于肯定句，意为“准是；一定”，其后接动词原形，表示对现在较有把握的推测。eg：ive had no sleep for 48 hours.我已经48小时没睡觉了。you must be exhausted.你一定筋疲力尽了。【注意】mus

2、tnt表示“禁止；不许”。2may，could，might意为“可能，也许”，表示可能性较小的肯定推测。eg：you may be right.你可能是对的。he could/might be running for exercise.他可能正在跑步锻炼。3can用于肯定句，表示理论上的可能性。eg：smoking can cause cancer.吸烟有可能引发癌症。二、否定推测1表否定推测时，cant/couldnt语气最强，指“不可能”，带有惊异、怀疑的感情色彩。eg：the story sounds reasonable，but it cant be true.这个故事听起来合情合理，

3、但不可能是真的。2may not/might not/could not表示不太有把握的否定推测，意为“可能不(会)是”。eg：he could not/might not be at home.im not sure.他可能不在家，我不确定。三、疑问句中的推测疑问句中的推测，常用can或could，意为“可能”。eg：there is someone outside.who can it be？外面有人，会是谁呢？询问物品的主人一、句型：1“whose一般疑问句？”2“whose名词一般疑问句？”二、答语：1使用名词所有格或物主代词来回答。2使用belong to sb.结构来回答。eg：w

4、hose is this umbrella？/whose umbrella is this？这把雨伞是谁的？its marys./it belongs to mary.是玛丽的。一、用适当的情态动词填空。1the mobile phone _ be dicks.i saw him make a call with it just now.2lily _ go to the movies this sunday.shes free that day.3the football _ be mikes.he doesnt like playing sports at all.4andy and mi

5、chael _ be twins.they look the same.5tina _ take away your textbook，lucy.shes absent from school today.mustmustmight/maymight/maycantcantmustmustcouldntcouldnt二、单项选择。()6.(2018，南充)look at the man standing at the school gate.is he your math teacher mr.brown?no，it _ be him.he has gone to chengdu on bus

6、iness.aneedntbcantcmay notdmustnt()7.(2018，宜昌)mum，ive signed for a big box by future express (快递)whats in it?im not sure.it _ be a present from your brother.amight bmust cshould dwill()8.(2018，青岛)this book _ be lucys.look! her name is on it.acan bmay cmust dmightb ba ac c()9.lucy _come to visit us tonight，but she isnt very sure yet.amight bneed ccant dmust()10.i saw josh in the school library just now.