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Unit 1 School and FriendsLesson 4What Is It?单词闯关1.橡皮擦rez _2猜测es _3.第一;首先fst _4墙wl _短语互译1.猜谜游戏 _2非常好 _3.在墙上 _4long and thin _句型在线1.同学们,让我们玩猜谜游戏吧。Class,_ _ a _ game.2你能猜出来吗?_ you _?3“它是一把尺子吗?”“不,它不是。” _ it a _?No, it isnt.4你能用它写字。You can _ _ it.5现在轮到你了。Now its your _ wall n. 墙观察 Its on the wall.它在墙上。辨析 on the wall与in the wall二者都可以表示“在墙上”。on the wall指在墙的表面,如:图画、地图、黑板、风筝等。in the wall指在墙的里面,如:门窗、钉子、洞、孔等。图解活学活用There is a door _ the wall.A. onB. inC. at D. over1Class, lets play a guessing game.同学们,让我们玩猜谜游戏吧。探究 (1)lets是let us的缩写,意为“让我们吧”,后接动词原形,常用来表示请求、建议。其常用答语:OK./All right./Good idea.(2)play a guessing game意为“玩猜谜游戏”。活学活用1(1)用所给词的适当形式填空Lets _(read) books in the library.(2)单项填空Lets go to see a movie._AIm fineBThank youCOK DNo, I dont2Is it a ruler?它是一把尺子吗?No, it isnt. 不,它不是。探究 (1)Is it?是be动词引导的一般疑问句,其肯定回答为“Yes,it is.”,否定回答为“No,it isnt.”。(2)一般疑问句的简略回答,无论是肯定回答还是否定回答,前后应一致,即Yes后跟肯定形式,No后跟否定形式。活学活用2Is it a pen?_. Its a ruler. A. Yes, it isB. No, it isntC. Yes, it isntD. No, it is3You can write with it. 你能用它写字。探究 with为介词,在此处译为“用”,后跟使用的工具等。拓展 with还可以表示“和在一起,跟着”。例如:Do you want to play with me? 你想和我一起玩吗?活学活用3我们用腿走路。We walk _ our _4Now its your turn. 现在轮到你了。探究 Its ones turn.意为“轮到某人了”,句中人称代词要用形容词性物主代词my, your, his或her等。拓展 Its ones turn to do sth.意为“轮到某人做某事了”。例如:Its my turn to clean the blackboard.轮到我擦黑板了。活学活用4Its _(I) turn _ (get) books from the library.详解详析【课前自主预习】单词闯关1eraser2.guess3first4.wall 短语互译1guessing games2.very good3on the wall4.又长又细句型在线1lets play; guessing2.Can; guess3Is; ruler4.write with5turn【课堂互动探究】词汇点睛B句意:在墙上有一扇门。in the wall意为“在墙上”,强调在墙的里面。句型透视1 (1)read(2)C2 B根据答语“Its a ruler.”可知“它不是一支钢笔”,故用否定回答。3 with; legs4 my; to get
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