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1、一般现在时一般现在时的用法(1)表示经常发生或习惯性发生的动作时，用一般现在时态。如：I often watch TV at home.(2)表示客观的事实，用一般现在时态。如： There are seven days in a week.一般现在时的构成当句子主语是 I, we, they, you 或复数名词时，动词用动词原形。当句子的主语是he, she, it 或单数名词时，动词要用第三人称单数的现在式形态。具体讲解：特别注意特征词 ( oftenusuallyalwayssometimesneverseldomevery+时间 ) 在句子中的标志作用，在做练习时最好把他们标记出来。
2、例子： She usually does her homework after dinner.注意区分好人称， 第一，二人称和第三人称复数只需要用动词原形， 他们的否定形式是 “dont+ 动词原形 ”，他们的疑问形式为 “Do+动词原形 ?”如果是第三人称单数就要作动词的变化。例子： They go to work by bus on weekdays.They don t go to work by bus on weekdays.Do they go to work by bus on weekdays?对于句子中的 “doesn动t+词原形 ”及 “Do+动词原形 ?”分别是否定和一般
3、疑问句的形式，一旦遇见 “doesnt ” 这“两do个”词时，动词必须还原。The girl likes eating fruits very much.The girl doesn t like eating fruits at all.Does the girl like eating fruits?1. 标识词，特征词： oftenusuallyalwayssometimesneverseldomevery+时间2. 构成：主语是一 (I/we). 二人称 (you) 及复数形式 (they)：人 /物+动词原形例子： I/We often go to school on time e
4、very day.否定形式： dont+ 动词原形例子： I/We don t often go to school on time every day.提问： Do+动词原形 ? Yes, do. No,dont.例子： Do you often go school on time every day?Yes, I do. No, I don t.第三人称单数（ he/she/it 以及一个人 /物）：人 /物 +动词未尾 +“s或” “es”例子： a. He/She usually goes to school by car every day.b. Janet/Ben has lunc
5、h at 12:00 every day.c. The cat eats a fish every day.3.动词的变化：动词末尾 + “ s或” “ es”（1）一般情况下，在动词后面+s，如： look-lookseat-eats（2）以 “s，” “x” “sh” “结ch尾”的“单o词”在词尾 +“es，”如： watch-watcheswash-washescatch-catchesteach-teaches（ 3 ）以 辅音 字母+“y”结尾 的单 词， 把 “y”改 为 “i再”+“es”,如：fly-fliescarry-carriestry-tries（4）特殊形式：hav
6、e-has4.否定形式： doesn动t+词原形例子： The old man plays chess in the morning.The old man doesn t play chess in the morning.5提问： Does+动词原形 ? Yes, does. No, doesn t.例子： Does the old man play chess in the morning?Yes,he does.No, he doesn t.巩固练习选择正确的答案填空，将其字母编号写在题前的括号内。（ ） 1. My mother_ housework every day.（ ） 2.
7、 The lion doesn t_ the net three times a day.（ ） 3. He_ a big hole every week.（ ） 4.Does the cat_ a mouse every hour?A. catchB. catchingC. catches（ ） 5.He usually_ the earth to the hill.（ ） 6. My mother always_ up at half six.（ ） 7. She often_ under a big tree and _ books in the morning.A. sit reads
8、B. sits readC. sits reads（ ） 8. _ the boy _ TV on weekdays?A. Do watchesB. Does watchC. Do watch（ ） 9.Their friend_ to the park every two days.（ ） 10.He never_ a lot of water after he_ football.A. drinks playB. drinks playsC. drink plays（ ） 11. _your mother _ a car to get there every day?A. Does dri
9、veB. Do driveC. Do drives（ ） 12. He seldom_ anything.（ ） 13. She often_ over when she_ the baton.A. falls getsB. falls getC. fall gets（ ） 14.Janet_ the dog every morning.（ ） 15.My father_ well in the evening every day.A. doesn t feelB. don t feelC. doesn t feels（二 .在下面的动词后加(1) catch_(4)fish_(7) fall
10、_-s 或 -es .(2) go_(5)listen_(8)show_(3) cost_(6)do_(9)brush_（三 .翻译。1 I often _ _看(电视 )in the evening.2 Jack _ _踢(足球 ) every afternoon.3 Jane _ _购(物 )with her mother on the weekend.4 They all _(喜欢 )English teacher.5 Jack often _睡(觉 )at ten.6 Do they _ _吃(晚饭 )at home?7 We often_跳(舞 )in music class.8 A
11、 chair_(有 )four legs.（四） .用适当的动词形式填空 .(1) Wang Xin usually_(get) up at 6:30. He_(get) up now .(2) Meihua usually_(clean) his bedroom on Sunday. Now it nines o clock. He_(clean) his bedroom.(3) Bill_(not like) skipping. He_(like) running.(4) My mother_(make) noodles on Sunday. She_(not make) pasta.(5
12、) -_ your sister_(like) coffee? -No, but she_(like) tea.(6) The bird sometimes_(fly) high.(7) Today_(be) my 12th birthday. My grandmother _(give) me a doll.(8) The girl usually_(plant) many plants in the spring every year.(9) Our music teacher_(teach) us music on Monday afternoon.(10) He usually_ (w
13、ater) them in the morning.(11) He always_(clean) slowly and _(look) left and right(12) The young lady_(clean) her bedroom every afternoon.(13) She never_(go) to school late, and she always _(do) well in class.(14) Usually, Tom _(water) them two times a day.(15) May usually_ (plant) many trees in spring.(五).仿照例句 ,写出下列动词的形式.例: singsingssinging(1)cut_ _(3)swim_ _(5)get_ _(7)ask_ _(2) catch_ _(4) take_ _(6) run_ _(8)brush_ _