小學英語人教版PEP（2024）三年級下冊（2024）Unit 6 Numbers in life說課ppt課件-課件下載-教習網(wǎng)

Which ne is the fastest?
Twenty yuan.
six + ten = sixteenseven + ten = seventeen eight + ten = eighteen nine + ten = nineteen ten + ten = twenty
Observe and find the rules.觀察以下算式，你能發(fā)現(xiàn)什么規(guī)律？
【詞匯】數(shù)詞16~20的構(gòu)成20為基本數(shù)詞：twenty 二十16~19由six~nine加后綴-teen構(gòu)成：sixteen十六 seventeen十七 eighteen十八 nineteen十九注意eighteen的拼寫
【句型】1.詢問及回答單個物品的價格: 問句：Hw much + is + 物品名詞? 答句：It’s+數(shù)詞+yuan.例：—Hw much is this bag? —It’s twenty yuan. 2.表達多個物品花費多少錢: 數(shù)詞+fr+數(shù)詞+yuan.例：Six yuan, r three fr seventeen yuan.3. 商議物品的價格：Hw 例：Hw abut three fr sixteen yuan?
Hw many VS Hw much 1.都可以用來詢問量 ●Hw many：用于詢問可數(shù)名詞的數(shù)量，后跟可數(shù)名詞復數(shù)形式，如bks，students等。例： Hw many students are there in the classrm?●Hw much：主要用于詢問不可數(shù)名詞的量，如water，mney(錢)，infrmatin(信息)等。例：Hw much water is there in the bttle?2. Hw much可以用來詢問物品的價格Hw much：當詢問物品的價格時，be動詞的選擇需要根據(jù)事物的單復數(shù)決定。例：Hw much is this bk? Hw much are these apples?
Game: √(Read it) r ×(Say “Uh-h”)
Hw many dgs d we have?We have sixteen.
Hw many rabbits d we have?
We have seventeen.
Hw many pigs d we have?We have eighteen.
Hw many bears d we have?We have twenty.
Hw many cats d we have?We have nineteen.
一、看圖，選擇相應的單詞，補全句子。
A. tw B. five C. seventeen D. seven
A balln is _____ yuan. A bat is _____ yuan.
二、讀一讀，找到對應的答語。
A. We need sixteen. B. It’s nineteen yuan.C. I’m twenty years ld. D. OK.
詞匯： sixteen, seventeen, eighteen, nineteen, twenty 句型： 1. —Hw much is this bag? —It’s twenty yuan. 2. Six yuan, r three fr seventeen yuan. 3. Hw abut three fr sixteen yuan?