初中英语八年级上册Unit2Howoftendoyouexercise单元语法课件 人教新目标版 9页

Unit 2　How often do you exercise? 单元语法清 语法精讲 频度副词 表示动作发生的频率的副词称为频度副词。如always，usually，often， sometimes，hardly ever和never等。这些词表示经常性的动作或状态，而不是 某一具体动作，常用于一般现在时中。 1．频度的区别 always 总是 100% usually 通常地；一般地 90% often 常常；时常 70% sometimes 有时 40% hardly ever 几乎从不 5% never 从不；决不 0% 2.在句中的位置 频度副词在句中常位于be动词、助动词、情态动词之后，实义动词之前。 sometimes有时可位于句首或句末。 3．表示频率的短语有：once/twice a week，three times a day，every week/year等。 4．对频度副词或短语提问用how often。 5．频度副词或短语常与一般现在时态连用。 eg：I never eat meat.我从不吃肉。 Jim usually does his homework in the evening.吉姆通常晚上做作业。 Sally often watches TV on weekends.萨莉常常在周末看电视。 语法精练 一、用方框中所给的单词填空。 always　hardly　usually　once　sometimes　never 1．My mother likes eating mutton, and she ________ eats a little beef. 2．He ________ goes to the library on weekends, but sometimes he stays at home to relax. 3．The sun ________ comes up in the east. 4．—Does Li Ming always finish his homework on time? —Yes, of course.He ________ leaves today's work until tomorrow. 5．There is a cinema near our school.I go there ________ a month. sometimes usually always never once 6．It was so noisy that I could ________ hear him.hardly 二、单项选择。　　　 　　　　　　 　　　　　　 　 7．(安徽中考)—I wonder ________ the students have a physical examination. —Once a year. A．how far B．how soon C．how long D．how often 8．(安徽中考)Bob dislikes coffee，so he almost ________ drinks it. A．often B．always C．never D．ever 9．Helen was so excited at the news that she could ________ say a word. A．ever B．almost C．hardly D．always C D C 10．Mary studies ________.She ________ goes to bed early at night. A．hard；hard B．hard；hardly C．hardly；hardly D．hardly；hard 11．I ________ go to a restaurant because the food there is expensive. A．often B．always C．usually D．hardly ever 12．—How often do you help with housework? —________. A．Every day B．Three hours C．At least two hours D．Maybe not B D A 三、按要求完成下列句子。 13．Bill goes to the movies once_a_week．(对画线部分提问) ________ ________ ________ Bill ________ to the movies? 14．He watches TV four times a week.(对画线部分提问) ________ ________ ________ does he watch TV a week? 15．我从来不吃垃圾食品。(汉译英) I ____________________ junk food. 16．我一周吃四次水果。(汉译英) I eat fruit ____________________. How often does go How many times never eat four times a week