2012小学四年级上学期英语归类复习四-知识点

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1、2012小学四年级下学期英语归类复习四-知识点一、知识点:陈述句的格式: 主语+是动词(be动词)+其他.一般疑问句的格式: 是动词(be动词)+主语+其他?否定句的格式: 主语+是动词(be动词)+ not +其他.是动词(be动词): “am”与“I”搭配;“ are ” 用于复数与“you” ;“ is ” 用于单数一般疑问句的回答:第一种以 “ Is ”开头: Is +主语 (表示人的但是是女的) 例如:Is this your mother?肯定回答:Yes, she is . 否定回答: No, she isnt. Is +主语 (表示人的但是是男的) 例如:Is your bro

2、ther a farmer?肯定回答:Yes, he is . 否定回答: No, he isnt.例如:Is your brother a farmer? Is +主语 (不是表示人的) 例如:Is the book yellow?肯定回答:Yes, it is . 否定回答: No, it isnt.第二种以 “ Are ”开头的: Are + you + 单数? 例:Are you a driver?肯定回答:Yes, I am. 否定回答: No, I am not.Are + you + 复数? 例:Are you farmers?肯定回答:Yes, we are. 否定回答: No

3、, we arent.Are + 主语 (不是 “you ”的) 例:Are these pens?第三种:Do you?和Can you?开头的问句,他们的回答是Yes, I do. No, I dont. 和 Yes, I can. No, I cant. 肯定回答:Yes, they are. 否定回答: No, they arent.陈述句改成一般疑问句:把是动词(be动词)、can, do与主语的位置交换,其他的不变。 (注意:陈述句中的“I”“ We”变成“you” ;“am” 变成“are” ;“my”“our”变成“your” ) 例如:陈述句:This is my mothe

4、r. 一般疑问句:Is this your mother?陈述句改成否定句:直接在是动词(be动词)、can, do, does后面加上“ not ”,其他不变。 例如:陈述句:This is my mother. 否定句:This is not my mother.巩固练习:1. Is it cold? (作肯定回答和否定回答) 2. Are you a doctor? (作肯定回答和否定回答) 3. Is it on the desk? (作肯定回答和否定回答) 4. Are you students? (作肯定回答和否定回答) 5. Are these carrots? (作肯定回答和否

5、定回答) 6. Is your father a driver? (作肯定回答和否定回答) 7. Is your brother a farmer? (作肯定回答和否定回答) 8. Do you have lunch at school?(作肯定回答和否定回答) 9. Are the rulers on the desk? (作肯定回答和否定回答) 10. Is the apple red? (作肯定回答和否定回答) 二、知识点:“have” ,“has” ,“like” 和“likes”的用法“have” 和“like”的用法 用于复数(包括“you” “I”)也可以说第一人称、第三人称复数

6、、第二人称。例如:I have . We have . They have . I like . We like . They like . “has” ,“likes”的用法 用于单数(但要除去“you”“I” )也可以说第三人称单数(三单式动词后面要加S)。例如:She has . He has . It has . Mike has . She likes . He likes . It likes . Mike likes . like后面要跟着名词复数,如:I like bananas. time to + 动词短语 如:Its time to have lunch. time fo

7、r + 名词 如:Its time for lunch.巩固练习:用“have” ,“has” ,“like”, “likes”“to” 和“for”填空。1. My mother long hair. She music.2. The monkeys bananas.3. The girl big eyes. She painting.4. They big ears. 5. Mike and Jone math.6. It long tail. 7. Zhang Peng small eyes. He science.8. The cat big eyes. It fish.9. My p

8、arents flowers.10. The rabbit carrots.11. Its time go home.12. Its time school.三、知识点;“a”和“an”的用法“a” 一般的用“an” 以辅音音素开头的 (如:egg, eraser, elephant, apple, ant, English book, umbrella, orange, aunt等)巩固练习1. I have apple.2. There is yellow Englshi book on the desk.3. Its eraser.4. Its big elephant.5. I have Chinese book.6. Its ant,7. Its ruler.8. Its unbrella.9. This is egg.四、可数与不可数名词区分(可数名词:noodles, vegetables, egg, hamburger, hot dog, ice-cream, cake, French fries不可数名词:“液体:water, juice, milk, Coke, tea, coffee, ice-water, soup”,rice, fish,bread,chicken, beef,不用加s)

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