八年级英语下册 Unit 1 What's the matter（第3课时）(Grammar Focus-4c)同步语法精讲精练课件 （新版）人教新目标版 (2)

Unit 1Whats the matter?第三课时(Grammar Focus4c)单元同步语法精讲精练 概念及组成反身代词是一种表示反射或强调的代词。它是由第一人称、第二人称形容词性物主代词或第三人称代词宾格形式，加词尾self或selves组成。 用法反射用法这种用法通常表示反身代词与句中的主语是同一人。它在句中作宾语，不能省略，否则该句是一个结构不完整的错句。eg：Jane is too young to look after herself.简年纪太小，以至于不能照顾自己。I teach myself English.我自学英语。 强调用法反身代词在强调用法中表示强调，即用来加强某个名词或者代词的语气，可译为“亲自；本人”。此时，它在句中作同位语，即使去掉，也不影响句子的完整性。eg：I myself did the homework last night.昨晚是我自己做的家庭作业。(作主语同位语，可紧跟主语之后，也可置于句末)You can go and ask John himself.你可以去问约翰本人。(作宾语同位语，紧跟在宾语之后) 【拓展】含反身代词的常见短语：learn sth.by oneself自学enjoy oneself玩得开心help oneself to随便吃leave sb.by oneself把某人单独留下improve oneself提高自己look after oneself照顾自己 should情态动词，意为“应该，应当”，可用于各种人称，无人称和数的变化，也不能单独作谓语，只能和动词原形连用。其否定形式为shouldnt。变一般疑问句时， should应提到主语之前。其用法如下：表示责任和义务、劝告和提出建议时。eg：We should study hard.我们应该努力学习。You should drink lots of water.你应该喝大量的水。表示命令和要求时，语气比较强烈。eg：You shouldnt be so careless.你不应该这么粗心。表示预测和可能性。eg：He should be a teacher.他应该是一名老师。 一、根据句意，用括号中所给单词的适当形式填空。1 I have a sore throat.I think you should _ (go) to a doctor now.2 They finished their homework by _ (they)3 Jim enjoyed _(him) in the park yesterday afternoon.4 Help _(your) to some beef， boys.5 She hurt _(her) playing volleyball yesterday afternoon.go themselveshimselfyourselvesherself 二、句型转换。6 I should put some sugar into the tea.(改为否定句)I _ any sugar into the tea.7 Should I visit him this weekend？(作否定回答)No， _8 She should buy_a_new_TV.(对画线部分提问)_ she_?9 Linda should exercise every day to keep healthy.(改为一般疑问句)_ every day to keep healthy?10 You should get to the zoo at_9：00_am.(对画线部分提问)_ we get to the park?shouldnt put you shouldntWhat should doShould Linda exercise When should 三、根据汉语意思完成下列句子翻译。11我们应该相互学习。We _ from each other.12苏珊不应该看太长时间的电视。Susan _ TV too long.13 我应该早点上床睡觉吗？是的，你应该。_ to bed early?Yes， you _14相信自己，你一定能做好的。Believe _You can do it well.should learn shouldnt watch Should I go shouldin yourself 15我认为我能照顾好我自己。I think I can _ well.look after myself