Unit 5 Helping our parents（讲义+检测）-2022-2023学年五年级英语下册单元复习讲义（译林版三起）

Unit 5 Helping our parents 知识点讲解与考题精练（有答案） 【看图写词】 1. 2. 3. 4. 【知识点1】现在进行时的陈述句 【原文】My father is cleaning the car. 我父亲正在打扫汽车。（P48） My mother is cooking breakfast in the kitchen. 我妈妈正在厨房里做早餐。 Helen is sweeping the floor. 海伦正在扫地。 一、现在进行时的定义 现在进行时表示正在进行的动作或正在发生的事情，也可以表示当前一段时间内的活动或者现阶段正在进行的动作。标志性的词有look, listen, now等以及表示某一时间的短语，如at nine o’clock等。 二、现在进行时的陈述句结构 1. 肯定句结构为：“主语 + be动词（am/is/are）+动词-ing +其他.”。 be动词必须与主语的人称和单复数形式保持一致。如： I am doing my homework. My grandfather is drawing. 2. 否定句结构为：“主语 + be动词（am/is/are）+ not +动词-ing +其他.”。如： My father is not sleeping. They aren’t planting trees. 三、动词现在分词的构成 1. 大部分动词直接在词尾加-ing。如： play-playing clean-cleaning eat-eating do-doing go-going push-pushing help-helping visit-visiting watch-watching sleep-sleeping 2. 以不发音的e结尾的动词，先去e，再加-ing。如： make-making ride-riding take-taking write-writing skate-skating have-having dance-dancing live-living use-using close-closing 3. 以重读闭音节结尾的动词，如果末尾只有一个辅音字母，则应先双写末尾字母，再加-ing。如： run-running swim-swimming sit-sitting put-putting chat-chatting stop-stopping dance-dancing 部分以ie结尾的动词，先把ie改为y，再加-ing。如：lie-lying, die-dying, tie-tying 【考题精练1】 1、 根据中文或首字母提示补全句子。 1. Liu Tao is （帮助）his parents at home. 2. It’s seen o’clock. My mother is （扫）the floor. 3. Yang Ling is （洗）tomatoes in the kitchen. 4. Helen is h breakfast at home. 5. My father is c dinner for us. He is a great cook. 6. The girl is r a storybook on the sofa. 2、 单项选择。 ( )1. What your brother doing? A. am B. is C. are ( )2. Cinderella on the shoe, and it . A. try; fit B. trys; fits C. tries; fits ( )3. My grandpa and grandma TV in the living room now. A. watch B. are watching C. watches ( )4. He is a farmer. He on the farm. A. work B. works C. working ( )5. The policeman people. A. like help B. likes