四年级下册英语素材-Unit 4 At the farm重点知识总结及训练(单词短语,语法突破) 人教PEP版

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Unit4 At the farm

知识速递

1. 重点单词和短语

tomato: / tə'mɑːtəʊ / 西红柿

potato: / pə'teɪtəʊ / 马铃薯;土豆 green beans: / biːn z/ 豆角;四季豆 carrot: / 'kærət / 胡萝卜 horse: / hɔːs /

cow: / kaʊ / 母牛;奶牛 sheep: / ʃiːp / 羊;绵阳 hen: / hen / 母鸡 goat: / gəʊt / 山羊 these: / ðiːz / 这些 those: / ðəʊz / 那些

animal: / 'ænɪml / 兽;动物 garden: / 'gɑːdn / 花园;菜园 farm: / fɑːm / 农场 eat: / iːt / 2.语法回顾

a. 重点单词:tomato, potato, green beans, carrot, horse, cow, sheep, hen, these, those, garden, farm. b. 询问这些/那些是什么?What are those/ these? 回答:They are…….

例:① ––What are those? (那些是什么?) ––They are sheep. (它们是羊。)

––What are these? (这些是什么?) ––They are carrots. (它们是胡萝卜。) ––What are these? (这些是什么?)

––They are tomatoes. (它们是西红柿。) 拓展:sheep的复数形式是其本身,tomatopotato是有生命的以“o”结尾的单词,变复数时要加“es”如:tomatoes, potatoes




练一练:

( ) ––What _______those? ––They are horses.

A. do B. is C. are

c. 询问别人有多少How many sheep do you have? 回答:Seventeen. /I have seventeen sheep.

例:① ––How many horses do you have? (你有多少匹马?)

––Fifteen/ I have fifteen horses. (十五匹/我有十五匹马。)

––How many carrots do you have? (你们有多少胡萝卜?) ––We have 30 carrots. (我们有30个胡萝卜。)

––How many potatoes do you have? (你有多少土豆?) ––I have two potatoes. (我有两个。)

拓展:当询问第三人称单数时,“do”要变成“does”How many后加名词复数

练一练:

( ) ––How many tomatoes ______ your uncle have?


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