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人教版八年级上语法知识点unit2
人教版八年级上册语法知识点
unit2频率副词
【语法示例】
1.I always exercise.我总是锻炼。(教材Grammar Focus )
2.I go to the movies maybe once a month.我可能一个月去看一次电影。(教材Grammar Focus )
3.No,I never go shopping.不,我从不去购物。(教材Grammar Focus)
【语法概述】频率副词
频度副词表示某一动作或状态出现的频率,即在一定时间内某一动作或状态重复出现的次数,常用来回答 how often 的提问。
考向一:频度副词的种类
· 不表示具体次数的频度副词(按频率从高到低排列)
always(100%)总是 > almost always几乎总是 > usually通常 >often经常
sometimes有时 > hardly ever(seldom)几乎从不(很少) > never(0%从不)
[例]We often play basketball after school.我们经常放学后打篮球。
He is never late for class.他上课从未迟到
· 表示具体的频率、次数时,通常用 once a week(一周一次),twice a month(一月两次),three times ayear(一年三次)等。
once or twice一两次; two or three times两三次; three or four times三四次。
[例]I use the Internet twice a week.我一周使用两次互联网。
Li Ming and his parents go to the park three or four times a month.李明和他的父母一个月去公园三四次。
考向2频度副词的位置
频度副词一般放在实义动词之前,be 动词、助动词、情态动词之后。有时为了强调,频度副词也可位于句首。
Im always happy to see her.我见到她总是很开心
She doesn't always go to school by bus.她并不总是乘公共汽车去上学。
I can never forget it.我永远不会忘记这件事
Usually we have lunch at school.我们通常在学校吃午饭。
[拓展延伸]never,hardly ever,seldom 等表示否定意义的词(组)位于句首时,句子要用倒装语序。
Never have I seen such a performance.我从没看过这样的表演。
Seldom does he go out for dinner.他很少出去吃晚饭。
考向3对频度副词的提问
对频度副词进行提问常用 how often,表示"多久-次”。
-How often does he come here?他多久来一次这里?
-Once a week.一周一次。
一.专题训练
1.(海南中考)Uncle Liang _______eats out because his wife always makes delicious food for him
A. seldom B. sometimes C. often
2.(重庆中考A卷) We'll have to say goodbye, my dear friends!
But I will ______forget the days we spent together.
A. seldom B.often C. always D. usually
3.(沈阳中考)-These people are really nice.
--Yes , they _______show respect for our feelings.
A. always B. never C. never D. already
4. (邵阳中考)-_________do you watch TV?
-Twice a week.
A. How often B. How long C. How soon
5-How often does your sister surf the Internet?
-About_____________.
A. three time a day
B. three times everyday
C. three time every day
D. three times a day
二、用所