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1、初中英语语法中的一般现在时一般现在时是英语中应用最广泛的 时态之一，是初中英语语法重点。它表示1)经常性、习惯性的 动作或存在的状态。 e.g. I go to school on foot.He is very busy now. 2)表示主语的特征、性 格、能力、爱好等。 e.g. He can swim.I work hard. I like watching TV. 3)表示客观真理 e.g. There are seven days in a week. The moon moves round the earth.其时间状语为often、 usually、 always、 some
2、times等频率副词，on Saturdays、 in the morning(afternoon, evening) 、every day 等。 1)表示动作，一般人称 作主语的，变否定句 须在动词前加助动词 dont;变一般疑问句须 在句首加助动词do。 2)三单人称做主语的， 变否定句须在动词前 加助动词doesnt;变一 般疑问句须在句首加 助动词does。 They dont have lunch at 12:00. Do they have lunch at 12:00? e.g. They have lunch at 12:00. e.g. Jenny speaks Englis
3、h very well. Jenny doesnt speak English very well.Does Jenny speak English very well?含有be动词的要在be上做变化.Danny is a good student.Danny isnt a good student. Is Danny a good student?学生常见错误如下： 一、be动词与行为动词同时 出现在句子中三、在句式变换时易出错四、对do的理解易出错五、对主语的数判断有误二、单三人称形式易出错一、be动词与行为动词同时出现在 句子中 (一)、 单选 1 Jenny _ in an offic
4、e. Her parents _in a hospital. A work; works B works; work C work; are working D is working; work 2 One of the boys_ a black hat. A have B there is C there are D has 3 We will go shopping if it_ tomorrow. A dont rain Bdidnt rain Cdoesnt rain Disnt rain 4 He said the sun _in the east and _in the west
5、. A rose; set B rises; sets C rises, set D rise; sets 5 Wang Mei _ music and often _ to music. A like; listen B likes; listens C like; are listening D liking ; listen 6 Jenny_ English every evening. A has study B studies C study D studiedBDCBBB(二)、填空 1 I can take Li Ming there when he _ ( come) to v
6、isit. 2 _your sister_(know)English? 3Her home_ _ _(远离 )her school. 4The pot (not look) like yours very much. 5 Where _you _ (have)lunch every day? 6 Who _ (想要 )to go swimming? 7 _she_(do) the housework every day? 8 Jenny and Danny usually_(play) games in the afternoon .comesDoes know is away from do
7、esnt lookdohave wants Doesdo play1、 He plaies (play) football very well.以辅音字母加y结尾的动词变单三人称形式 才能把y换成i再加es;与名词变复数不同，变单三人称形式以o结 尾的词要加es.2 、Danny gos (go) to school at 7:10.二、单三人称形式易出错goesgoesplaysplays一般现在时第三人称单数的构成 规则变化 一般情况下直接+s work-works ask- asks see-sees 以s, x, ch, sh, o 结尾+es watch-watches go- go
8、es do-does wash-washes 以辅音字母+y结尾，变y为i加es try-tries study-studies fly-flies 不规则变化 have-has 给出下列单词的第三人称单数形式 play go hurry teach buy see wash walk miss watch come say三、在句式变换时易出错 Does Jenny has (has) a good friend? Brian doesnt lives (not live) in China. 单三人称做主语的一般现在时做句 式变化时，可记住如下口诀：“见 助动，用原形”。此口诀也可推广 用
9、于一般过去时态中。e.g. He didnt go home yesterday.havelive四、对do的理解易出错We dont (not do) our homework in the afternoon.do是一个比较难理解的词，它有三个含义: a)是所有行为动词的总称; b)是助动词，无实义; c)是一个具体的行为动词“做，干”。此句中 给出的do指“做，干”，not指把此句变为否定 句，故须在do前加助动词dont。dont do五、对主语的数判断有误Li Ming with me are (be) in Beijing.表面一看是“我和李明两个人在北京” ，但with在此做伴随
10、状语，不能做主语， 故用is.isLi Ming with me are in Beijing.and用括号中所给词的适当形式填空 ， 1The buses _ (need) a lot of oil. 2Each of us _ (have) strong points and weak points. 3My daughter_ (watch) TV every day. Sometimes she _ _ (see) a film on Sunday. 4Li Wei_ (have) a daughter. She _ in a nursery. 5Our family _ (be) a
11、 happy one. 6Her mother _ (teach) English at a middle school. 7Jack often _ (listen) to the radio.将下列句子变成否定式和一般疑问 句 1Her name is Mei Ling. 2We go to evening school at night. 3My brother works in a radio factory. 4You have a red pencil. 5She has lunch at home. 6We have a meeting once a week.单项选择 1. T
12、he Browns _ a nice car and Browns brother _ a nice jeep. A. have have B. has has C. have has D. has have 2. If their house _ not like ours ,what_ it look like? A. is is B. is does C. does does D. does is 3. - _ you think he will come? - If it _ tomorrow he will not come. A. Do rains B. Are rains C. Do will rain D. Are will rain 4. The little child _ not even know that the moon _ around the earth. A. do move B. do moves C. does moves D. did moved
