小学生英语语法be动词、助动词及四种基本句式

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Simple past tense: "She was ill yesterday."
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Future tense: "They will be visiting their grandparents next week."
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Present perfect tense: "They have been learning English for three years."
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To express location: "She is in the classroom."
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To form progressive tenses: "They are studying English."
The Tense Change of Be Verb
01 Simple present tense: "I am a student."
The most common be verbs are "am," "is," "are," "was," and "were."
The Usage of Be Verb
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To express the state of being: "I am happy."
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To form the passive voice: "The book was borrowed by him."
For example, in the sentence "I am studying," the auxiliary verb "am" is in the present tense. If the main verb changes to the past tense "studied," the auxiliary verb also changes to "was."
提出疑问或询问信息，通常以升调朗 读。
例子
Do you know the answer?（你知道 答案吗？）
Imperative sentence
祈使句
发出命令、请求或建议，通常以降调朗读。
例子
Please close the door.（请关门。）
Exclamation sentence
感叹句
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CATALOGUE
Auxiliary verbs
Definition of auxiliary verbs
01
Auxiliary verbs are used to assist the main verb in forming various tenses and moods in a sentence.
Paragraph completion
This task requires students to fill in missing words or phrases in a paragraph, ensuring grammar and sentence structure are correct.
letion
Sentence completion
Students are given a sentence with missing words or phrases and asked to complete it correctly. Example: "I have been _____ English for three years." Answer: "learning."
Translation question
要点一
Translation from English to Chinese
Students translate English sentences into Chinese, focusing on maintaining the correct grammar structure. Example: "I have been playing basketball since I was eight." Answer: "自从我八岁以来，我就一直 在打篮球。"
表达强烈的情感或感叹，通常以降调 朗读。
例子
How beautiful the sunset is!（日落 真美啊！）
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CATALOGUE
Practice and consolidation
Multiple choice questions
Multiple choice questions
These are questions where students choose the correct option from a given list of choices. Example: "Choose the correct auxiliary verb in the sentence: 'I _____ studying English since last year.'" Answer: "have been."
THANKS
感谢观看
要点二
Translation from Chinese to English
The reverse process, students translate Chinese sentences into English, again emphasizing grammar accuracy. Example: "他自从大学毕业后一直在北京工作。 " Answer: "He has been working in Beijing since he graduated from university."
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They are also called helping verbs or helper verbs.
The usage of auxiliary verbs
The most common auxiliary verbs are "to be" (am, is, are, was, were), "to have" (have, has, had), and "to do" (do, does, did).
Multiple choice questions with context
This type of question provides a context for the grammar structure, making it more meaningful and applicable. Example: "Which verb form is correct in the sentence 'I _____ my homework already'? 'Have done', 'Have been doing', or 'Have been finished'." Answer: 'Have done.'
CATALOGUE
Be verb
The Definition of Be Verb
Be verb is a special verb that expresses the state of being. It is used to describe the characteristics, properties, or location of a subject.
Elementary School English Grammar Be Verb, Auxili
contents
目录
• Be verb • Auxiliary verbs • Four basic sentence structures • Practice and consolidation
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CATALOGUE
Four basic sentence structures
Declarative sentence
陈述句
陈述事实、观点或意见，通常以 降调朗读。
例子
The sun rises in the east.（太阳 从东方升起。）
Interrogative sentence
疑问句
Auxiliary verbs can be used in simple and progressive tenses, as well as in passive voice and subjunctive moods.
The tense change of auxiliary verbs
When the main verb changes tense, the auxiliary verb also changes tense accordingly.