Unit 4 Lesson 19-21 重点知识讲解练习（无答案）冀教版英语九年级全册

授课主题 九年级 Unit4 lesson19-21 知识讲解练习 掌握九年级 Unit4 lesson19-21 重点单词、词组的用法； 教学目的 掌握重点语法。 重点单词和词组的灵活运用； 重、难点 结合语境，灵活运用过去进行时。 教学内容 教师寄语：Do not, for one repulse, give up the purpose that you resolved to effect. 不要只因一次失败，就放弃你原来决心想要达到的目的。 课程导入 本节知识点讲解 Lesson19 1.Have you finished your English homework yet,Brian ◆本句为现在完成时。现在完成时表示过去发生或已经完成的动作对现在造成的影响或结 果,也可表示过去已经开始,一直延续到现在的动作或状态。其构成是:主语+have/has+过去分词 +其他。 ◆yet 意为“还,尚,仍,已经”,通常用于否定句或疑问句中,多用于现在完成时态,常放于句末。 2.I haven’t decided which one to write yet. 本句中的 which one to write 是“疑问词+不定式”结构用在动词 decided 后作宾语。 3.Compared with poems,stories usually have longer passages. compared with 意为“和……比起来”,在句中为过去分词短语作状语。 【辨析】 compare…with…,compare…to… 1 / 14 (1)compare A with B 意为“把 A 和 B 做比较”,用于连接 A、B 两个比较对象。 (2)compare A to B 意为“将 A 比作 B”,用于表示把 A 比喻成 B。 4.But a story doesn’t limit you like a poem does. ◆like 可以引导比较状语从句,意为“像……,如同……”。 ◆从句中的 does 是为了避免与主句中的动词重复。 5.With poems,you need to think about format,rhyme and meaning. ◆with 在本句中为介词,意为“对于,关于”。 ◆need to think about…意为“需要考虑……”。 6.You must use words very carefully because so few words are used in poems. be used in poems 意为“被用于诗中”。be used 为被动语态,意为“被用”。被动语态的结 构为“be+动词的过去分词”。 7.Although a poem has fewer words,it’s not always easier to write. ◆although 意为“虽然,尽管”,引导让步状语从句,不能与 but 连用。 ◆含有 all,both,everybody,always,everywhere 等含有“总括意义”的词的否定句是部分否定, 而不是全部否定。 8.If you think about it,it can take a long time to come up with the right words. 本句中的 If you think about it 是条件状语从句,表示前提,短语 think about 意为“考虑”;it can take a long time to come up with the right words 是主句,其中的 it 是形式主语,动词 take 表示“花 费”,真正的主语是后面的不定式短语to come up with the right words,短语come up with意为“想 出”。 9.Sometimes writing less takes more effort than writing more. 动名词短语 writing less 作主语表示单数,故 take 用第三人称单数形式。 10.I described something I love. 句中的 I love 为定语从句,用在不定代词 something 之后作定语,前面省略了关系代词 that。 小练： 一、根据句意及首字母提示补全单词。 1.C with other years,we have got more photos. 2.Your parents shouldn’t l your development if you like playing basketball. 3.The f cat under the tree is his. 4.We should take much e to finish the hard work. 5.He looks young a he is seventy years old. 2 / 14 二、单项填空。 1.Have you finished your homework A.still B.yet C.just now D.often 2.Compared you,I ran much faster. A.with B.of C.for D.from 3.I think the poem is too easy.You don’t need it. A.read B.to read C.reading D.reads 4.The children decide their s ... ...