英语中的be动词也叫系动词PPT课件
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No, it isn’t.
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请继续做下面的题目: 5. Those are erasers. (改为一般疑问
句并肯定回答) Are those erasers? Yes, they are.
6. This is an orange. (提问划线部分)
What’s this? 7. These are apples. (提问划线部分)
They are wateches.
3.That is an orange.
Those are oranges.
4、以辅音字母+y结尾的名词,要变y 为i,再加es。
5、不规则变化 child children man men
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woman women
11
写出下列名词的复数
1.boy
1.boys
2.key
2.keys
3.family
3.families
4.dictionary
4.dictionaries
5.party
5.parties
6.city
6.cities
7.documentary 7.documentaries
8.strawberry 8.strawberries
9.watch
9.watches
10.calss
10.classes
11.speech
11.speeches
12.bus
12.buses
Are you a student? Yes, I am. 3.These are her things.(改为否定句) These aren’t her things. aren’t = are not
4.That is my sister. (改为一般疑问句
并否定回答)Is that your sister?
Grade 7 (上)
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英语中的be动词也叫系动词,具体体现 形式有am, is, are 三种。其用法可以用一 个儿歌来概括:
我(I)后am, 你(you)后are; is 管着他(he)、她(she)、它(it); 单数is, 复数are; 肯定变否定,请把not加; 若要变疑问,尽管往前拉。
13.Wish
13.Wishes
210241/3/.1t2 omato
14.tomatoes
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明察秋毫:观察下列句子单数变复数的规律
1.This is a pen.
总结一下吧:
These are pens.
this
2.That is an eraser. that
he/she Those are erasers. /it
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请用be动词的适当形式填空:
I _a__m___ a girl. My name ___i_s___ Mary. I __a_m___ in Class 2, Grade 7. I _a_m____ 12 years old. Here __i_s___ my family photo. Look! These _a__r_e__ my parents and those _a__r_e___ my grandparents. This boiys ______ my brother. Heis________ 15 years old now. Tihsat ______ my cat, Mimi. Iti_s_____ very lovely(可爱).
No, 主语(代词)+be(am, is, are) +not.
特殊疑问句:
疑问词+be(am, is, are) +其它?
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请根据要求改变句型: 1.This is a ruler. (改为否定句)
This isn’t a ruler. isn’t =is not
2.I’m a student. (改为一般疑问句并肯 定回答)
6. 我最喜欢的科目是英语。
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请翻译下列句子:
1、你是Bob 吗?是的,我是。 Are you Bob? Yes, I am.
2、这是你妈妈吗?不,她不是。 她是我姑姑。
Is this your mother? No, it isn’t.
3.It is a dictionary. am/is
They are dictionaries.a/an
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名词
these those they
are 省去 变复数13
一显身手:把下列句子变为复数
1.This s my sister.
These are my sisters.
2. It is a watch.
What’re (=What are) these? 8. My notebook is on the desk. (提
问划线部分)
Where is your notebook?
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名词单数变复数的规则
1、一般的名词在词尾直接加s.
2、以s, x, sh, ch结尾的名词在词尾加es. 3、以o结尾的名词,有的加s, 有的加es.
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请翻译下列句子:
1、这是一支铅笔。 This is a pencil.
2、那不是你的双肩背包。 That isn’t your backpack.
3、他是我叔叔。 He is my uncle.
4、他们是我的表兄弟。 They are my cousins.
5、这不是她的手表。 This isn’t her watch.
She is my aunt.
3、那些是你的书吗?是的。
Are those your books? Yes, they are.
4、你的钢笔在那儿?
Where is your pen?
5、这是什么?
2021/3/12 What’s (=What is) this?
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你能总结出be动词的各种句式吗? 肯定句:主语+be(am, is, are)+其它. 否定句:主语+be(am, is, are) +not +其它. 一般疑问句:Be(Am, Is, Are) +主语+其它? 肯定答语:Yes, 主语(代词)+be(am, is, are). 否定答语: