1.2 Grammar【课件】-2022-2023学年七年级英语下册同步精品课堂（沪教牛津版）

英语（牛津版） 七年级下册 English People around us Grammar Unit 1 不定冠词a，an 不定冠词a和an是用于单数可数名词前，对名词起限定作用的一种虚词，表泛指，即表示所说的人或物对听着或读者来说可能是不明确的。 a用在辅音开头的名词前；an用在元音开头的名词前面。 注意，元音辅音，不等于元音字母辅音字母。 1 课堂导入 ___ dog ____ elephant ___ honest boy ___ orange ___ green apple ___ useful book ___ dictionary ___ egg ___ island ___ European country ___ 8-year plan ___ umbrella ___ hour ___ long umbrella ___ old bike ___ university student ___ apple ____ uniform 用a/an填空。 a an an an a a a an an a an a an a an a an a . My mother told me a story yesterday. The story is about three little pigs. 1.story 出现了几次？ 2.第一次出现前面用了什么冠词？ 3.第二次出现前面用了什么冠词？ Look and say Thinking! 4 girl, train, tall and thin red coat A girl got on a train. The girl is tall and thin, she wears a red coat. Look and say 1.girl 出现了几次？ 2.第一次出现前面用了什么冠词？ 3.第二次出现前面用了什么冠词？ Thinking! Look and say Sara found an interesting photo yesterday. The photo was of her grandpa. 1.photo 出现了几次？ 2.第一次出现前面用了什么冠词？ 3.第二次出现前面用了什么冠词？ Thinking! Look and say come out, shine The sun comes out and shines brightly. There are lots of stars in the sky lots of stars sun 和 sky 第一次也用了“the”。 Thinking! grey hair, my grandma The woman with grey hair is my grandma. Woman 第一次出现前面也用“the” Thinking! not like like I don’t like playing basketball, I like playing the piano. Basketball 没有“the”而piano 前面有“the” Thinking! We often use a or an in front of a singular, countable noun when we mention it for the first time. Then we use the before the noun when we mention it again. A. The definite article the 2 课堂活动 Sara found an interesting photo yesterday. The photo was of her grandpa. The Sun is shining brightly. There were lots of stars in the sky last night. We also use the to talk about something that is the only one of its kind. the的用法： 1.第一次提及用不定冠词，第二次提及时用定冠词。 2.用来形容独一无二的事物。 In pairs, S1 talks about what he or she did in the past few days. S2 asks about it. Follow the example. 1　play/great computer game/yesterday/saving the Earth from aliens S1:　I played a gre