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1、课时课时 SectionA(1a1c) Unit7 Howmucharethesesocks? dollar dollar意为“美元”,作为可数名词使用,是美国、加拿大等国的货币单位, 中国货币的基本单位是“yuan”,没有复数形式。如:3 dollars 三美元 3 yuan 三元 美元的符号为$,人民币的符号为¥。 通常如果物品是成双成对的或由两部分组成时,是以复数的形式出现。 如:trousers裤子,shorts短裤,socks袜子,shoes鞋子,glasses眼镜。当用 它们作主语时,谓语动词用复数形式,其单词前面不能用a,this等修饰单 数名词的冠词和代词,但它们和a pair
2、 of .(一双,条,副)连用作主语时, 谓语动词根据pair的数来变化。 如:The trousers are white. The pair of trousers is white. How much is this T shirt?这件T恤衫多少钱? Its seven dollars.7美元。 How much可以用来询问价钱,若询问的东西是不可数名词或可数名词的单 数时,谓语动词用单数;当所询问的东西是可数名词复数时,谓语动词用 复数。 How much还可以用来询问不可数名词的数量。 【拓展】询问商品价格的句型还有:Whats the price of主语?如:How much
3、is this skirt?Whats the price of this skirt? 一、词汇:根据句意及图片提示完成单词。 1These are my _ 2What color is her_? 3Is this your_? 4My _are not green,they are blue. 5How much is this_? Five dollars. 1题图 2题图 3题图 4题图 5题图 shoes skirt Tshirt socks sweater 二、用所给词的适当形式填空。 6The skirt is 90 yuan,and the _(short) are 100
4、 yuan. 7This pair of trousers _(be) red. 8The skirt is 20 _(dollar) 9How much _(be) the Tshirts? 10_ (this) black shoes look nice. shorts is dollars are These 三、从方框中选择合适的选项补全对话。(有两项多余) A.How much is your hat? BYes,I do. CYes,it is. DWheres your hat? ENo,it isnt. FWhat color is your hat? GHow about your hat?