人教版七年级英语上册 《How much are these socks?》SectionB PPT课件(第1课时)
《How much are these socks?》SectionB PPT课件(第1课时) 详细介绍:
人教版七年级英语上册《How much are these socks?》SectionB PPT课件(第1课时),共15页。
Warming up
Guess game.
A:Is it ... dollars?
B:Are they ... dollars?
Language points
1.基数词
(1)定义:表示数量的词叫基数词。
(2)基数词的表达。
①0-12的基数词在拼写时特别注意,分别记忆。
②13-19表示“十几”的词,要在个位后加-teen,单词有两个重音直接加-teen。
如:14—fourteen,16—sixteen,17—seventeen,19—nineteen
要个别记忆的有:13—thirteen,15—fifteen,18—eighteen。
③20-90整十的基数词要在末尾数后加-ty,但有些应注意其拼写。
如:20—twenty,30—thirty,40—forty,50—fifty,60—sixty,70—seventy,80—eighty,90—ninety。
④从21-99“几十几”的词,中间用连字符把个位数和十位数连起来。
如:21—twenty-one,25—twenty-five,89—eighty-nine。
⑤百位或百位以上的词,通常在百位和个位之间用连字符。
如:156—one hundred and fifty-six。
(3)基数词一般和可数名词连用,表示两个或两个以上事物的名词用复数形式。
2.容易混淆的拼法
four(4)—fourteen(14)—forty(40)
five(5)—fifteen(15)—fifty(50)
eight(8)—eighteen(18)—eighty(80)
twelve(12)—twenty(20)
Exercise
一、单项选择。
1.—Can I help you? —_______.I want a hat.
A.You're welcome B.Yes,you can
C.Yes,please D.No,yo can't
2.—What's 35 in English? —It's _______.
A.thirty-five B.thirty and five C.thirty five D.thirteen-five
3.你决定买毛衣时,你对营业员说:_______
A.How much is it? B.I'll take it.
C.I want a sweater. D.Here you are.
4.My T-shirt _______ white and my shorts _______ yellow.
A.is;is B.are;are C.are;is D.is;are
5.My jacket is _______,I want a long one.
A.small B.short C.big D.long
二、句型转换。
1.The white pants are 88 yuan.(对画线部分提问).
_________ _________ are the white pants?
2.This sweater is ¥60.(改为复数句).
_________ _________ _________ ¥60.
3.Lisa's shoes are yellow.(对画线部分提问).
_________ _________ are Lisa's shoes?
4.She wants a black bag.(改为一般疑问句).
_________ she _________ a black bag?
Homework
1.Recite the numbers from 1 to 31.
2.Practice the conversations in 1d and 1e.
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