a-an-the的用法区别

三人行教育a,an,the的用法区别

（一）a, an的用法

：用于辅音音素（不是辅音字母）开头的词前，表示单数的数量“一”。a booka desk

：用于元音音素（不是元音字母）开头的词前，表示单数的数量“一”。an applea big applean old man

3.元音字母：以元音字母Aa, Ee, Ii, Oo开头的单词基本都是以元音音素开头Uu较特殊

4.辅音字母：26个字母中，除了5个元音字母，其他是辅音字母

5.特殊情况：an umbrella（u发元音）a useful english book（u发辅音）an hour（h是辅音字母，但它不发音）练习一：用a, an, the填空

math book

astronaut

（二）the的用法

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1.一般用于特指：The girl is my sister.那个女孩是我的妹妹。

2.第二次出现：There is a book on the desk. The book is mine.书桌上有一本书，那本书是我的。

3.世界上独一无二：the moon月亮the earth地球the Great Wall长城

the sun太阳4.固定的词组：on the desk在书桌上

5.形容词最高级前：Jenny is the oldest girl in the class.在班里珍妮是年纪最大的女孩。

练习二：选择

()’s _____ island. I like to go have ___ new book. Jenny has

___ old book.

an

() is ___ orange. That’s ____big orange.

an

() I studied English for ____ is a bag. ____ bag is Tom’ man is Lisa’s Great Wall is in English book is in ___ has ___ idea.

It’s a good 练习三：a, an, the填空

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wants to be _____ scientist(科学家).He wants to go to ___ moon.

has ______ uncle and _____ cousin.

have _____ eraser. _____ eraser is in my bag.

boy is Tom’s brother.

bird was here ______ hour ago.

is _____ English book on the desk. ____English book is Tom’s.

have _____ book. It is _____ English book. And it has _____ goodstory. _____ book is in my bag.

is _____ cat under the tree. _____ cat is playing.

一、选择正确的答案

am ___(a, an)student.

is ____(a, an) elephant in the zoo.

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are ____(a, an) good boy.

have ____(a, an) orange.

Grant is ____( a, an )ugly teacher.

is _____(a ,an)new book.

take ____(a, an )umbrella.

____(a, an ,the)door,please.

father is ____(a ,an) doctor.

is _____(a,an) orange on the table.

gives me _____(a, an )sticker.

is _____(a, an, the )biggest bird in the world

have ____orange .____orange is very sour.( a, an ,the) .

father is ____(a, an, the )man.

(A ,An ,The )moon is in the sky.

’s ____(a, an, the )apple on the table.

(A,An,The) blackboard in our classroom is big.

likes to play ____(a,an,the)piano.

is ____(a, a, the )first day of the week.

favorite animal is ____(a, an ,the) cat.

二、在需要的地方填入适当的冠词，不需要的地方填/。

1．This is _______egg. It’s _______small egg.

2．Jim has_______ big head.

3．Who is_______ girl in green

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4．--Doyouhave_______knife--Yes, small and Lily look________ same.

is from_______ USA. Mike is from________ England.

over there is Jim’s________ brother.

8.――Isthat________cator_______tiger——It’s_______cat.

are in________ Beijing High School.

are in________ same class.

3、通过活动，使学生养成博览群书的好习惯。

B比率分析法和比较分析法不能测算出各因素的影响程度。√

C采用约当产量比例法，分配原材料费用与分配加工费用所用的完工率都是一致的。Ｘ

C采用直接分配法分配辅助生产费用时，应考虑各辅助生产车间之间相互提供产品或劳务的情况。错C产品的实际生产成本包括废品损失和停工损失。√

C成本报表是对外报告的会计报表。×

&

C成本分析的首要程序是发现问题、分析原因。×

C成本会计的对象是指成本核算。×

C成本计算的辅助方法一般应与基本方法结合使用而不单独使用。√

C成本计算方法中的最基本的方法是分步法。X