人教版四年級(jí)英語知識(shí)點(diǎn)總結(jié)-資料下載頁
2025-06-07 12:26本頁面
【正文】 fresh eleven twelve thirteenfifteen twenty how many there二、重點(diǎn)句型Are they…? Yes, they are. No, they aren’t.Are these…? Yes, they are. No, they aren’t.Are those…? Yes, they are. No, they aren’t.What are these? They’re…How many + 復(fù)數(shù)名詞 + are there? ( 有多少…?)三、英語小知識(shí)對(duì)比：Is this a rabbit? (單數(shù)) Are these rabbits? (復(fù)數(shù)) Is that a dog? Are those dogs?2以上的數(shù)字、many后面要接名詞的復(fù)數(shù)形式。可數(shù)名詞加復(fù)數(shù)的規(guī)則1）、一般情況，直接加“s”，如：face—faces bag—bags 2)、以 s, x, sh, ch 結(jié)尾的，加“es”，如： box—boxes, watch—watches, bus—buses 3)、以輔音字母加y結(jié)尾的，把y改為i, 再加es, 如：baby—babies 4)、以f, fe結(jié)尾的，把f或fe改為v, 再加es, 如：knife—knives 5)、以o結(jié)尾的加s或es tomato—tomatoes radio—radios potato—potatoes zoo—zoos piano—pianos mango—mangoes hero—heroes 6)、單復(fù)數(shù)同形的：sheep—sheep deer—deer Chinese—Chinese fish—fish Japanese—Japanese 7）、be和指示代詞的復(fù)數(shù) isare amare thisthese thatthose she/he/ itthey I—we my—our her/his/its—theirhim/her/it—them me—us 8)、不規(guī)則變化的有： man—men woman—women policeman—policemen fireman—firemen walkman—walkmen foot—feet tooth—teeth goose—geese child—children mouse—mice oxoxen復(fù)數(shù)的句子Are they…? Yes, they are. No, they aren’t.Are these…? Yes, they are. No, they aren’t.Are those…? Yes, they are. No, they aren’t.What are these? They’re…十二、不可數(shù)名詞1)、歸類：表示液體：water, juice, milk, lemonade, coffee, coke, ink 表示自然現(xiàn)象：snow, rain, ice 表示食品類：rice, jam, honey, meat, bread, mutton, beef, tofu, eggplant, pork, chicken, fish, food 其他類：newspaper, news, homework, housework 2）、直接修飾不可數(shù)名詞的數(shù)量詞語有：some, any, much, a lot of, a little等。 要表示具體的數(shù)量時(shí)，要與相應(yīng)的量詞連用，如果是復(fù)數(shù)，還要把量詞變化。 如：a box of milk, 復(fù)數(shù)則變成：two boxes of milk 3)、some 與any的區(qū)別：some用于肯定句，any用于否定句和一般疑問句。 但some還可以用在客氣請(qǐng)求的一般疑問句中。 如：Would you like some bananas? (問句，但some不變) 4）、many, much, a lot of的區(qū)別 many用來修飾可數(shù)名詞復(fù)數(shù), much用來修飾不可數(shù)名詞 a lot of 既可修飾不可數(shù)名詞，也可修飾可數(shù)名詞。思考：如何把單數(shù)句子變成復(fù)數(shù)句子，復(fù)數(shù)句子變成單數(shù)句子？7
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