Unit 2 Grammar【word讲义】-【高效课堂】2022-2023学年八年级上册英语同步精品课件（人教版）

( Unit 2 How often do you exercise? ) 单元语法聚焦二: 频度副词 ( 教材典句 ) 1.－What does she do on weekends? －She sometimes goes shopping. 2. She often drinks juice and she hardly ever stays up late. 3. I always exercise. 4. She never goes to the dentist for teeth cleaning. 语法探究 1、 概念 频度副词表示某一动作或状态出现的频率，即在一定的时间内某一动作或状态重复出现的次数。常用的频度副词有always, usually, often, sometimes等，其表示的频率有大小之分。 频度副词 含义 频率 always 总是 100% usually 通常 90% normally/generally 平常；正常地 80% often 经常，常常 70% sometimes 有时，不时，间或 50% hardly ever 几乎从不，很少 5% never 从来不，未曾，永不 0% 2、 用法 1.频度副词一般置于助动词、情态动词或be动词之后，实义动词之前。 sometimes可位于句首、句中或句末。 ►He always gets up so early. 他总是那么早起床。 ►I'm hardly ever late for school. 我上学几乎不迟到。 ►Sometimes we play games in class. 有时我们在课堂上做游戏。 2.对频度副词(短语)提问要用how often，即“多久一次”，用于询问某件事或某项活动发生的频率。 ►I play computer games twice a week. 我每周玩两次电脑游戏。 ►→How often do you play computer games? 你多久玩一次电脑游戏? ( 分层训练 ) A级-基础达标 一.单项选