内容正文:
第三课时 Section A (Grammar Focus~3c)
英语 七年级上册 人教版
练闯考
1.be动词的形式
在一般现在时的句子中,be动词有三种形式:am,is,are。
2.be动词的用法
(1)am用于主语为第一人称单数代词I的情况。
(2)is用于主语为第三人称单数代词、可数名词单数或不可数名词的情况。
(3)are用于主语为人称代词复数、第二人称代词或可数名词复数的情况。
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3.be动词的缩写
I am=I'm you are=you're he is=he's
she is=she's what is=what's
is not=isn't it is=it's
are not=aren't they are=they're
【注意】be动词在以下几种情况下不能缩写:
(1)在肯定简略回答中,如“Yes,I am.”或“Yes,he/she/it is.”。
(2)this和is不缩写。
(3)am和not不缩写。
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4.be动词在一般现在时中的各种句式
肯定句:主语+am/is/are+其他.
否定式:主语+am/is/are+not+其他.
一般疑问句:Am/Is/Are+主语+其他?
肯定回答:Yes,主语+am/is/are.
否定回答:No,主语+am/is/are+not.
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物主代词是表示所有关系的代词,是人称代词的属格形式。它分为第一人称、第二人称和第三人称,每个人称又分为单数和复数。物主代词分为形容词性物主代词和名词性物主代词,本单元主要涉及形容词性物主代词。
数
人称 单数 复数
第一人称 my 我的 our 我们的
第二人称 your 你的 your 你们的
第三人称 his 他的 their 他/她/它们的
her 她的
its 它的
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2.形容词性物主代词的用法
(1)形容词性物主代词必须置于名词前,修饰限定名词,作定语。
eg:my key我的钥匙 his name他的名字
(2)形容词性物主代词与形容词一起修饰名词时,形容词性物主代词要放在形容词的前面。
eg:her new book她的新书
(3)名词前若有形容词性物主代词,不可再出现a,an,the,this等之类的限定词。
eg:her ruler她的直尺 her a ruler(×)
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一、用am,is或are填空。
1.—_______you Linda?
—Yes,I _____.
2.—How______ you,Mary?
—I _____ fine.
3.—______he Frank?
—No,he ___ not.
4.The rulers ________ in my schoolbag.
5.—What ____ that in English?
—It ____ an orange.
Are
are
am
Is
am
is
are
is
is
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二、用括号内所给单词的适当形式填空。
6.______ is a girl. _______ name is Helen.(she)
7.—Is ________ (you) quilt pink?
—No, it isn't. ________ (she) quilt is pink.
8.Those are _________ (they) cups. They are white.
9.That isn't _______ (he) pen. It's ________ (I) pen.
10.—What are these?
—They are _______ (we) books.
She
Her
your
Her
their
his
my
our
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三、单项选择。
( )11.—What ________ your name?
—My name ________ Tom.
A.is; is B.is; am
C.are; are D.are; is
( )12.________ name is Eric and ________ name is Mary.
A.Her; his B.His; her
C.His; his D.Her; her
A
B
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( )13.—Is Tom your brother?
—________.
A.Yes, he is B.Yes, she is
C.No, he is D.No, it isn't
( )14.________ Li Xin. This is ________ ruler.
A.He's; her B.I'm; an
C.She's; his D.I'm; my
A
D
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( )15.—Is it your cup?
—________. It's her cup.
A.Yes, it is B.No, it isn't
C.No, it is D.Yes, it isn't
B
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四、用方框中所给单词的适当形式填空。
16.—What's your_________?
—Grace.
17.—I am fine,thanks.How are you?
—I am fine,_______.
18.—Hello,Grace! Is _______ Dale?
—Yes,he is.
19.—Are you Eric?
—No,I'm _________.
20.The ruler is _______.Is it your ruler?
name
too
he
not
nice
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五、阅读理解。
Hi! I am Grace.Look! This is my schoolbag.It's black and red.My pens,my ruler and my books are in it.My pens are blue.My ruler is yellow and white.My books are purple and brown.Look! What's this? It's a map.It's red,blue,yellow and green.
( )21.The schoolbag is________.
A.red and yellow
B.purple and brown
C.black and red
D.black and white
C
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( )22.What's in the schoolbag?
A.Books.
B.Pens and a ruler.
C.Oranges and keys.
D.Books,pens and a ruler.
( )23.Grace has (有) ________ pens.
A.blue B.yellow
C.green D.brown
D
A
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( )24.The ruler is ________.
A.white and green
B.blue and white
C.yellow and white
D.black and red
( )25.________ are purple and brown.
A.Rulers B.Books
C.Pens D.Maps
C
B
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eq \x(一般现在时中be动词的用法)
eq \x(形容词性物主代词)
eq \x(语法精练)
eq \x(课时精练)
eq \x(he, name, nice, too, not)
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