八年级英语上册 Unit 2 How often do you rcise（第3课时）（Grammar Focus-3c）同步语法精讲精练 人教新目标版.ppt

Unit 2How often do you exercise,第三课时(Grammar Focus3c)单元同步语法精讲精练,概念：频度副词表示动作发生的频率，通常用于一般现在时 具体用法： always意为“总是，一直” eg：I always get up at 6：30.我总是6：30起床 usually意为“通常” eg：He usually gets to school at 7：00.他通常7点到校 often意为“经常” eg：He is often late for school.他经常上学迟到 sometimes意为“有时” eg：We sometimes go to school by bus.我们有时 候乘公交去上学,hardly ever意为“几乎从不” eg：Mary is hardly ever late for school.玛丽上学几乎从不迟到 never意为“从不” eg：I never saw him before.我以前从未见过他,频度副词的位置 频度副词一般位于be动词、助动词或情态动词之后，实义动词之前其中sometimes位置比较灵活，可位于句首、句中或句末。

eg：Sometimes he goes to the movies on Friday evening.他有时周五晚上去看电影 【注意】对频度副词提问用how often,一、根据句意，选择方框中的单词或短语填空，每个单词或短语只用一次 always，hardly ever，never，usually，sometimes 1I cant swim，so I _________go to the river to swim. 2I go to school by bike every day，but ____________I take a bus because of bad weather. 3Kate is a kind girl.She is ______________helping others. 4It ____________rains in the desert (沙漠)Its usually sunny and hot. 5My brother _____________goes to the movies on weekends，but he sometimes goes to the movies on Fridays,always,sometimes,never,Hardly ever,usually,二、单项选择。

6____ do you go to the movies? Once a month. AHow long BHow far CHow often DHow much 7Today the weather is very cold and I ____ see people outside. Yes.They all stay at home and keep warm. Aalways Bhardly Coften Dusually,B,C,8Miss Zhou is very popular with the students. Yes.Her classes are ____ lively and interesting. Aalways Bsometimes Chardly Dnever 9____ does your father play tennis after work? Sometimes. AHow often BHow soon CHow long DHow many,A,A,本课时其他知识点精讲精练,辨析】maybe与may be maybe为副词，意为“或许，大概，可能”，通常放在句子的开头，在句中作状语。

may be为两个词，合在一起构成“情态动词动词原形”结构，在句中作谓语，意为“也许是，可能是”be动词后常接形容词、介词短语或名词等 eg：Maybe you are right.You may be right.可能你是对的 at least意为“至少”；其反义短语为at most，意为“至多”其中least是little的最高级形式,根据汉语意思完成下列句子 1你多久熬夜一次？ 一个星期至少一次 How often do you ____ ____late? ____ _____once a week. 2他现在可能在办公室 He ____ _____in the office now./ ______he ____in the office now,stay up,At least,may be,Maybe,is。