一般现在时动词的变化规律
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一般现在时
概念:经常、反复发生的动作或行为及现在的某种状况。
动词用原形(单三人称动词加s / es)
(问句和否定句借用助词do / does)
1、表示现在的状态。
例:She works in a hospital.
2、表示经常或习惯性的动作。
例:He gets up at six.
She visits her grandparents every weekend.
3、表示特征或能力。
例:He likes English a lot.
She can swim.
4、表示客观事实或普遍真理。
例:She said that he earth goes around the sun.
5、在时间状语从句和if 引导的条件状语从句中,常用一般现在时表将来。
例:I'll write to you as soon as I get to Shanghai.
We'll go to the park if it doesn't rain tomorrow.
6、表示(书、信、报纸、通知、告示和广播等)“说”、“道”,主要是动词say。例:The notice says, "No Parking."
The radio says heavy rain in the afternoon.
7、当主语是第三人称单数时,动词的变化规则为:
练习:
1. My father is very busy. He _____ TV after supper.
A.don't watch
B.isn't watch
C.didn't watch
D.doesn't watch
2. Mary _____ worried because her mother _____ ill.
A.looks; is
B.look; is
C.look; was
D.looked; is
3. It's cold outside. Alice, here's your coat. _______, please.
A. Put it on
B. Put it up
C. Take it off
D. Take it away
4. There _____ many flowers in the street.
A.is
B.are
C.be
D.am
5. Li Ming will buy a watch if his father_____ him money.
A.give
B.gives
C.gave
D.will give
6. If Zhang Hua _____ hard, he'll do better in math.
A.will study
B.study
C.studies
D.is studying
7. There is something on the floor. Please _______.
A.pick up it
B.pick up them
C.pick it up
D.pick them up
8. Please go out to climb the hill if it _____ tomorrow.
A.rains
B.raining
C.won't rain
D.doesn't rain
9.Mr. Green always tells his daughter a story before she ______ to sleep.
A.will go
B.went
C.is going
D.goes
10.—How do you go to school every day?
— By bike. But I take a taxi when it ______.
A.rains
B.rained
C.will rain
D.is raining
11. Our teacher taught us that pride______ before a fall.
A.go
B.goes
C.went
D.will go