七年级英语上册 Unit 9 My favorite subject is science Section B & Self Check （新版）人教新目标版.ppt
Section B&Self CheckSection B&Self Check12341.free(教材P52)空闲的解读 free 是形容词,意为“空闲的”。其反义词是busy,意为“忙的”。Are you free this weekend?这个周末你有空吗?Yes,I am.是的,我有。拓展12342.The teacher says it is useful,but I think it is difficult.(教材P53)老师说它非常有用,但我认为它很难。解读 useful为形容词,意为“有用的”。由“名词use(使用)+后缀ful”构成。类似结构的词还有:care+ful careful小心的;help+ful helpful 有帮助的color+ful colorful 绚丽多彩的;hope+ful hopeful有希望的注意useful虽以元音字母“u”开头,但其发音为辅音/ju/,故其前用冠词a,而不用an。English is a useful language in the world.英语是世界上一种有用的语言。123412343.Lunch is from 12:00 to 1:00,.(教材P53)十二点钟到一点钟为午餐(时间),解读 from.to.为介词短语,意为“从到”,可以连接两个不同的时间、数字或地点。We go to school from Monday to Friday.我们从周一到周五上学。Its not far from her home to school.从她家到学校不是很远。The students are from six to seven.这些学生的年龄从6岁到7岁不等。4.My classes finish at 1:50,but after that I have an art lesson for two hours.(教材P53)我的课(下午)一点五十分结束,但随后我要上两个小时的美术课。解读1 finish是动词,意为“完成;做好”,第三人称单数形式为finishes。Our English class finishes at 9:00.我们的英语课在九点结束。拓展finish可作不及物动词,意为“结束”,也可作及物动词,意为“完成;做完”,后通常接名词、代词或动词-ing形式作宾语,但不能接to do不定式。Does Mary finish reading the book?玛丽读完这本书了吗?No,she doesnt.不,她没有。123412341234解读2 lesson为名词,意为“课;一节课”。常用短语:have lessons上课do ones lessons做功课Lesson One=the first lesson 第一课We have four lessons in the morning.上午我们有四节课。拓展lesson还有“经验;教训”之意。Let me teach him a lesson.让我给他一个教训。1234解读3“for+一段时间”意为“共(多长)时间”,表示持续一段时间。I usually play basketball for an hour after school.放学后我通常打一个小时的篮球。注意“for+一段时间”常用how long进行提问,意为“多长”。How long do you usually play basketball after school?放学后你通常打多长时间的篮球?1234拓展for的用法 1234
