牛津译林版英语七上Unit1语法讲解 Be 动词的一般现在时

1.了解一般现在时的定义。
2.掌握be动词一般现在时的肯定句，否定句和一般疑问句结构。
3.学会根据标志词判断一般现在时，熟练对三种句式进行相互转换。
师：同学你叫什么名字呀？What’s your name?
生：金呈祥。
师：哦，也就是你的名字是金呈祥，你能用英文告诉我吗？
生：My name is Jing Chengxiang.
师：很好。你今年多大了呀？How old are you?
生：12岁了。I am 12 years old.
师：那你知道我是谁吗？Who am I?
生：陈老师.
师：也就是I am Miss Chen. 金呈祥真棒。我们来看这三句话，这几句话说得是真的还是假的呀？
生：真的。
师：也就是说他们描述的全部是事实对不对？那像这样的句子呢，我们说它用的是一般现在时。你还发现他们有什么共同点没有啊？这些（画出be动词）是什么词呀？哎对，be动词。我们今天呀就来讲一下be动词的一般现在时。
表示客观现实的动作或状态称为一般现在时。
Be的用法口诀 ：?I用am；you 用are, is连着he， she，it；?单数名词用is,复数名词全用are。
肯定句句式：主语+be+其它
否定句句式：主语+be+not+其它
一般疑问句句式：Be+主语+其它?
1. 肯定句
例1．
I am a teacher.
You are thirteen.
Your father is a worker.
肯定句句式：主语+be+其它
2. 否定句
例2
I am not a teacher.
You are not thirteen.
Your father is not a worker.
否定句句式：主语+be+not+其它
Be动词一般现在时肯定句转为否定句，直接在be动词后加not。其中is not 可以缩写为isn’t, are not 可以缩写为aren’t。
3. 一般疑问句
例3
Am I a teacher? Yes, I am./No, I’m not.
Are you thirteen? Yes, you are./No, you aren’t.
Is your father a worker? Yes, he is./No, he isn’t.
一般疑问句句式：Be+主语+其它?
Be动词一般现在时陈述句转疑问句，先把句中be动词提前，然后句子中其他成分从左到右照写。


翻译下列句子,并写出否定句和一般疑问句及其回答。
1.我很高兴。
2.我们学校很大。
3.他们在教室里。
翻译下列句子
她十三岁。
肯定句：__________________________________
否定句：__________________________________
一般疑问句：______________________________
回答：____________________________________
我们是学生。
肯定句：__________________________________
否定句：__________________________________
一般疑问句：______________________________
回答：____________________________________
你是一个好男孩。
肯定句：__________________________________
否定句：__________________________________
一般疑问句：______________________________
回答：____________________________________
表示客观现实的动作或状态称为一般现在时。
Be的用法口诀 ：?I用am；you 用are, is连着he， she，it；?单数名词用is,复数名词全用are。
肯定句句式：主语+be+其它
否定句句式：主语+be+not+其它
一般疑问句句式：Be+主语+其它?
一．翻译下列句子
1.他们是学生。
肯定句：__________________________________
否定句：__________________________________
一般疑问句：______________________________
回答：____________________________________
它是一只狗。
肯定句：__________________________________
否定句：__________________________________
一般疑问句：______________________________
回答：____________________________________
3.我有一个篮球。
肯定句：__________________________________
否定句：__________________________________
一般疑问句：______________________________
回答：____________________________________
三．改句子
四．单项选择
1．(2分)—There are so many swimmers swimming in the swimming pool.
—Yes, and sixty percent ____ children.
?????A.is ?????B.are ?????C.was ?????D.were
2．(2分)The?number?of?wild?animals?____?getting?bigger?and?bigger?in?the?nature?reserve?now.
?????A.was ?????B.were ?????C.is ?????D.are
3．(2分)The teacher told us there ____ only a sun in the world.
?????A.was ?????B.is ?????C.are ?????D.be
4．(2分)Look, the?number?of?the?candles?____ 12, it's?my?daughter's?twelfth?birthday.
?????A.is ?????B.are ?????C.was ?????D.were
5．(2分)If it ____ sunny tomorrow, I will go shopping with my friend in the supermarket.
?????A.will be ?????B.be ?????C.is ?????D.was
6．(2分)Not only my classmates but also my mother ____ getting interested in Korean stars.
?????A.is ?????B.are ?????C.has been ?????D.were
7．(2分)If I?____ free next Sunday, I?____ to the concert with you.
?????A.will be; will go ?????B.am; will go
?????C.am; go ?????D.will; be
8．(2分)There ____?lots of sheep on my uncle's farm now.
?????A.was ?????B.were ?????C.is ?????D.are
9．(2分)There ____ a notebook and some pens in my bag.
?????A.is ?????B.are ?????C.were ?????D.was
10．(2分)I bet Mrs White will come to help us unless she ____ too busy tomorrow.
?????A.is ?????B.will be ?????C.isn't
1-5 BCBAC 6-10 ABDAA
五．用括号内动词适当形式填空
1. He often ________(have) dinner at home.
2. Daniel and Tommy _______(be) in Class One.
3. We _______(not watch) TV on Monday.
4. Nick _______(not go) to the zoo on Sunday.
5. ______ they ________(like) the World Cup?
6. What _______they often _______(do) on Saturdays?
7. _______ your parents _______(read) newspapers every day?
8. The girl _______(teach) us English on Sundays.
9. She and I ________(take) a walk together every evening.
10. There ________(be) some water in the bottle.
11. Mike _______(like) cooking.
12. They _______(have) the same hobby.
13. My aunt _______(look) after her baby carefully.
14. You always _______(do) your homework well.
15. I _______(be) ill. I’m staying in bed.
16. She _______(go) to school from Monday to Friday.
17. Liu Tao _______(do) not like PE.
18. The child often _______(watch) TV in the evening.
19. Su Hai and Su Yang _______(have) eight lessons this term.
20. －What day _______(be) it today? － It’s Saturday.
21 We often ___________ (play) in the playground.
22. He _________ (get) up at six o'clock.
23. ________ you __________ (brush) your teeth every morning?
24. What ________(do) he usually ________ (do) after school?
25. Danny ____________ (study) English, Chinese, math, science and art at school.
26. Mike sometimes __________ (go) to the park with his sister.
27. At eight at night, she ____________ (watch) TV with her parents.
28. ________ Mike _________ (read) English every day?
29. How many lessons _________ your classmate _________ (have) on Monday?
30.What time _________ his mother _________ (do) the housework?
六、单项选择(14分)
1．(2分)The old man told the little boy that the sun ____ in the east and sets in the west.
?????A.rise ?????B.rises ?????C.rose ?????D.risng
2．(2分)The?number?of?wild?animals?____?getting?bigger?and?bigger?in?the?nature?reserve?now.
?????A.was ?????B.were ?????C.is ?????D.are
3．(2分)—When something ____ me, I always go to my parents for help.
—Me too, parents are always behind us.
?????A.worry about ?????B.worried ?????C.worries ?????D.worries about
4．(2分)—What ____ Daniel ____?
—He is tall and strong.
?????A.does; like ?????B.did; like
?????C.does; look like ?????D.is; look like
5．(2分)My mother told me there ____ 365 days in a year.
?????A.were ?????B.are ?????C.would be ?????D.will be
6．(2分)Our teacher told us that the earth ____ around the sun.
?????A.went ?????B.go ?????C.goes ?????D.has gone
7．(2分)The government ____ lots of money protecting of the environment in China every year.
?????A.is spending ?????B.spends ?????C.has spent ?????D.will spend
BCCCBCB
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