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1、Unit 2 How often do you exercise單元語法小專題(Grammar Focus)語法精講頻度副詞1頻度副詞的定義：表示動作或狀態(tài)出現(xiàn)的頻率的副詞叫頻度副詞。2常見表示頻率的副詞有以下幾個，它們在頻度上的差異可以這樣表示：頻度副詞意思圖示always總是；一直；始終usually通常；經(jīng)常often常常；經(jīng)常sometimes有時；不時hardly ever幾乎從不；很少；難得never從不；決不3.頻度副詞在句中的位置頻度副詞在句中常位于be動詞、助動詞或情態(tài)動詞之后，實義動詞之前。sometimes有時可位于句首或句末。如：I am always busy wit

2、h my work.我總是忙于我的工作。Susan doesnt usually eat breakfast at school.蘇珊在學校通常不吃早飯。He sometimes gets up at 5：30.Sometimes he gets up at half past five.他有時五點三十分起床。4表示頻度的短語：once/twice a week一周一次/兩次three times a day一天三次every day/week/year每天/星期/年【注意】表示“三次或三次以上”一般用“基數(shù)詞times”。5當對頻度副詞或表示事件發(fā)生頻率的短語提問時，常用how often，

3、意為“多久一次”。如：How often does Lisa go to the movies？麗薩多久看一次電影？Never.從不。6頻度副詞或短語常與一般現(xiàn)在時連用。如：I never eat meat.我從不吃肉。Jim usually does his homework in the evening.吉姆通常晚上做作業(yè)。Sally doesnt often watch TV on the weekend.薩利周末不常看電視。How often do you eat fruit？你多久吃一次水果？語法精練.從括號內(nèi)選擇合適的單詞或短語完成句子。1My mother is very bus

4、y，so she hardly(hardly/usually) goes shopping.2We all like Jim，because he is kind and always(never/always) helps others.3I know vegetables are good for me，but I hardly_ever(often/hardly ever) eat them.4Julie never(usually/never) watches sports shows because she doesnt like sports at all.5How_often(H

5、ow often/How soon) do you go to the movies?Sometimes.按要求完成下列句子，每空一詞。6She washes clothes every Sunday.(改為否定句)She doesnt wash clothes every Sunday.7Jack usually does his homework at school.(改為一般疑問句)Does Jack usually do his homework at school?8They go to the science club three_times_a_week(對畫線部分提問)How

6、often do they go to the science club?9Frank usually listens_to_music in the evening.(對畫線部分提問)What does Frank usually do in the evening?10We have English lessons on Monday，Tuesday，Thursday and Friday.(改為同義句)We have English lessons four times a week.根據(jù)漢語意思及所給提示，翻譯下列句子。11夏天的下午我們通常在公園里玩。(usually) We_usually_play_in_the_park_in_the_afternoon_in_summer.12我的媽媽上班從不遲到。(never) My_mother_is_never_late_for_work.13你經(jīng)常在學校圖書館讀書嗎？(often)Do_you_often_read_books_in_the_school_library?14不要總是待在家里看電視。(always) Dont_always_watch_TV_at_home.15有時我坐汽車去那里。(sometimes) Sometimes_I_go_there_by_car.