Unit 2 知识点空白单 2023-2024学年人教版八年级英语上册

Unit 2 How often do you exercise？ 1.Frequency words (1)不表示具体频次的频度副词 always(100%), almost always, usually, often, sometimes, seldom/hardly(ever), never(0%) 频度副词在句子中的位置：____前_____后_______之后。有时为了强调，也可放在句首。 a. He _________ __________ ___________（总是迟到）for English class. 变否定 ：_________________________________________for English class. (always和never互为反义） b. Jerry__________ ___________ ____________(不会忘记）Tom for his help. c. Jack___________ ___________ ___________ his__________(不经常刷牙），so he has bad breath. d. Sometimes I stay up late to learn English. (2) 表具体频次的频度副词 数字+time/times+a+时段 once an hour; twice a day; three times a year; once or twice; two or three times every+时段 every minute/hour/week/month/year (3）对（1）（2）频率词和短语提问 How often Grace does online shopping four times a month. _________ _________does Grace do online shopping? 总结How …疑问句。 a. How much is your shirt? （多少钱） b. How much bread is there in the fridge?（多少 un） c. How many magazines do you have?（多少 cn） d. How long is the ruler? （多长，长度） e. How long does it take Jerry to get to school? （多长时间） 回答：一个小时。_________________ f. How long do you exercise every day? (多长时间) 回答：一个小时。_________________ g. How far is it from your home to the bookstore? （多远，距离） h. How many times did you call me yesterday? （多少次） i. How often do you call your mom? （多久一次，问频率） j. How soon will you finish your housework? （多久，将来） k. How old is he? (问年龄） 对比 How about_____________(not talk) now? 2. hardly (ever) adv. almost no/not 几乎不/很少，表否定 hard adv. 努力地；猛烈地 adj. 困难的(difficult)；坚硬的(opp: soft) hard-working adj.勤奋的 He isn’t often very _________（勤奋）. I can____________（几乎不能）believe he is _______________ （努力练习）on the playground. It’s______________（辛苦的工作）to exercise outside when it _____________（风吹得很大）. ever adv. 从来，曾经，在任何时候 Do you ever get tired of doing useless things？ 3. once adv. 一次 (one time)；曾经 twice adv. 两次 (two times)；两倍 He once worked here. He left at once. Once upon a time.