小学五年级英语期末语法

null句子数的一致句子数的一致Be 动词—am is are 一个句子是由主语，谓语动词，宾语组成 I am a boy. I 是主语， am 是谓语动词。 You are a girl. My mother is a doctor. 注意be 动词对应的主语 I –am （我） Is ---- she he it (三单） Are--- you we they .（复数）数的一致数的一致助动词（do / dose) 当句子没有be动词，需要助动词来帮助动词否定的含义，或者时态或者数。 助动词和be动词不能同时出现，一个句子只能有一个动词。 He dosenot like swimming. I donot want to go to school. Does your mother like cooking? Do--- I you they we (复数） Dose --- he she it （三单） 名词变复数名词变复数一般加s book – books x s ch sh +es box---boxes f/ fe 结尾把f/fe 变成v +es knife---knives 辅音字母加y 结尾把y 变成i 加es 黑人英雄爱吃土豆西红柿。Tomato—tomatoes 不变的 sheep deer 动词变三单 动词变三单 直接加s put---puts 辅音加y 结尾 study----studies 以s, x ch ,sh 结尾的动词 watch– watches 不规则的变化 go– goes do—dose 一般现在时一般现在时表示某动作或者某状态是经常发生的事情,或者是自然规律。 主语+be动词（am, is , are) 主语+动词原形（注意动词要根据主语变三单） I go to school every day. I am a boy you are a girl she is my sister my mother goes to work every day. 现在进行时现在进行时某动作正在进行，正在发生。 主语+be动词(am is are)+v-ing I am eating now. My mother is cooking in kitchen Xiaoming is doing housework. You are swimming in the pool. Look! Xiaoming is doing his homework. 疑问句？疑问句？特殊疑问句（7个w) 一般疑问句 (be动词或者do,does 开头） What what is your name? When when will you go to school? Who who is the girl over there? Whom whom do you like best? Where where is your home? Which which class are you in ? Whose whose book is this?一般疑问句一般疑问句You are a boy.(有be动词的句子把be动词提前） ↙ Are you a boy? He likes swimming.（没有be动词的句子，以和主语相对应的助动词do, dose开头) Dose he like swimming?把肯定句变否定句把肯定句变否定句有be动词的句子，直接在be动词后面加Not I am a boy. I am not a boy. 没有be 动词的句子，加上助动词do,dose后面加Not I like swimming. I do not like swimming. He likes swimming. He dose not like swimming. 感叹句感叹句What 和 how 引导的感叹句 What a good boy he is ! How good the boy is! 形名相连用what, 形名相隔用how. How 后直接加形容词，what 不直接加形容词。 What a good day it is ! How good a day is!祈使句祈使句一律都用动词的原形 没有主语 Please open the door! 请开门 come and help me! 过来帮助我 代词代词做主语的代词 I you he she we it they 做宾语的代词 Me you him her us it them 形容词性物主代词 My your his her our it their 名词性物主代词 Mine yours his hers ours its theirsa/an/the a/an/the A 泛指一个 An 泛指一个，放在以元音开头的单词前面 The 表示特别指出 I am a boy. She is a girl. My mother is an English teacher. Who is the girl? Where is the umbrella?基本句型基本句型Like +v-ing I like swimming Let’s+v原形 let’s go to school. Send…to …. I send this book to him. Tell about 谈论关于 What about 怎么样？ Help sb to do sth 帮助某人做某事 He helps the people to work Help sb with sth. 帮助某人做某事 He helps the people with their work. nullBe good at v-ing (动词ing形式）擅长做某事 She is good at flying a kite. Want to do(动词原型）想要做某事 I want to go to school. Look after 照顾，照看 You must look after your bag.