2018秋人教版八年级英语上册课件：unit1 单元语法小专题(Grammar Focus) (共16张PPT)

语法/祈 击am (一)复合不定代词 1.some,any,no, every与one, thing可以构成 8个不定代词,分别是: someone, anyone, no one, everyone, something, anything, nothing, everything 2.含some的复合不定代词常用于肯定句中,含 有any的复合不定代词常用于否定句或疑问句中。 i want something to eat.我想要些吃的东西。 Did you see anyone in beijing? 你在北京见到什么人了吗? 3.形容词修饰不定代词时,应放在不定代词 之后。 Is there anything new in todays newspaper? 今天报纸上有什么新消息吗? 4.由some,any,no, every构成的复合不定代 词作主语时,都作单数看待,其谓语动词用第三人 称单数形式。 Everyone is at school today.今天大家都在学校 (二)一般过去时 1.be动词的一般过去时的句式 (1)肯定句句式:主语十was/were+其他 They were at home last Sunday 上周日他们在家里。 (2)否定句句式:主语十 wasn t/ weren't十其他 I wasnt on the Internet when my father came into my room 当我爸爸进入我的房间时,我没在上网 (3)一般疑问句句式:Was/Were十主语十其他? Were you reading last night? 昨天晚上你在看书吗? (4)特殊疑问句句式:特殊疑问词十was/were十 主语十其他? Where were you last Sunday?上周日你在哪儿? (3)一般疑问句句式:Did十主语十动词原形十 其他? 肯定回答:Yes,主语十did. 否定回答:No,主语+didn't Did he go to guangzhou yesterday 昨天他去广州了吗? Yes, he did./No, he didnt 是的,他去了。/不,他没去。