小升初数词及答案解析教学文案

基础达标题

一、选,填空

(D ) 1.3,021,579 is read as (读作) ___________

A. three milli on and twenty-one thousa nd five hun dred and seve nty nine

B. three billi on and twenty-one thousa nd five hun dred and seve nty-nine

C. three milli ons and twenty-one thousa nds five hun dred and seve nty-nine

D. three millio n twenty-one thousa nd five hun dred and seve nty-nine

解析：考查四位以上数词的读法

(A ) 2. Some scie ntists thi nk that it will take ___ of years make robots do most works for

Humans (人类). A. hundreds

B.hundred

C.thousand

D.hundred '

解析：thousand hundred ， million ，等期前无具体数字时，应用复数

+of 形式

(D )3.——When is your father ' birthday? ——It 'son April ___________

A. twe nty-five

B.twe nty-fifth

C.twe nty-ninth

D.the twen ty-fifth

解析：考察日期的表达方法

(D )4. About ______ o f stude nts in the school were born in the ___

A.two-thirds;1990

B.two-thirds;1990s

C.two-third;1990

D.two-third;1990s

解析：1：分数表达法；当分子大于一时，分母用复数。 2 :年代表示方法：用the+年代复数

(B )5. Now let ' have _____ . Don 'give up.

A. the sec ond try

B. a sec ond try

C. sec ond try

D.this sec ond try

解析：序数词前加不定冠词时表示”

“再一，又一”

(B )6. He became a super star ______ .

A. i n his thirty

B.in his thirties

C.at his thirty

D.i n his thirties

解析：in+one '+整十的复数，表示“在某人几十岁时”

(A )7. The nu mber of the stude nts in our school is about nine ____ . ___ of them are boys.

A.h un dred;Two thirds C.hun dreds;Two thirds 解

析：同上4

(C )8. My ant has ____ son.

A.a two-years-old C.a two-year-old

解析：数词和名次构成的复合词，其中名词必须用单数形式

(D )9. This is Mr.White ' _____ visit to Shanghai. He has been there twice before.

A. two

B.seco nd

C.four

D.third

解析：根据句意

(B )10. Now, everybody,please turn to page ___ and look at the ___ picture.

A.Fourth;four

B.Four;fourth

C.Fourth;fourth

D.Four;four

解析：序数词前要加the 表示顺序

(B )11. Whe n Mr.Liu was ____ , he became a famous writer.

A.o n his forties

B.in his forties

C. at his forty

D.i n the forties 解析：in+o ne '+整十的复数，表

示“在某人几十岁时”

(A )12. We have the Olympic Games ____ .

A.every four years

B.every four year

B.h un dred;Two third D.hun dreds;Two third

B.a eight-year-old D.an eight years old

C.every fourth years

D.every four-years

(B )13. He wrote his ____ no vel whe n he was ___ .

A.five;fifties

B.fifth;fifty

C.fifth;fiftieth

D.fifth;fiftyth (D )14. December is ____ month of the year.

A.twelve

B.twelfth

C.the twelveth

D.twelfth

(B )15. It 'the _____ sheep lost on the farm.

A.thirty

B.fortieth

C.sixtyth

D.nin tieths

解析：注意第九和第九十的书写

二、根据括号里所给词或汉语提示，完成句子

1. She thinks the eighth (eight) less on in difficult.

2. Li Na got the first (one) prize in the competition.

3. Mon day is the _ second (two)day of a week.

4. We will have a get-together on the twentieth (twenty) floor.

5. Thousands (thousand) of people are on the playground.

6. Tom lives on the twelfth (十二)floor of the building.

7. Only three fifths (五分之三)of students can dance in our school.

8. ---how many days are we going to stay here?

---- eight days. It just the fifth (第五)day today.

9. There are five hundred (百)students in our school.

10. Millions of (几百万)students will attend the exam this year.

能力提高新型

一、用所给词的适当形式填空，完成句子。

1. _Thousands __(thousa nd) of pers ons lost their lives in the earthquake.

2. This is our third (three) time to plant trees.

3. There are more tha n two hun dred (hu ndred) teachers in that school.

4. He writes to his uncle _twice_ (two) a mon th.

5. He got seve n-nine poin ts. He came tenth (te n).

6. we will talk about _the ninth__(nine) part today.

二、句型转换

1. Tom cleans his room every two days.(对划线部分提问)

How ofte n does Tom clea n his room?

解析：how often用来对频率进行提问

2. My birthday is October 2 nd.(对划线部分提问)

_when _ is your birthday ？

解析：when对时间进行提问

3. There are fifty students on the playground.(对划线部分提问)

How many Stude nts are there on the playgro und?

解析：how many用来对数量进行提问，只能是复数名词

4. We will learn the sec ond less on tomorrow.(改为同义句)

We will lear n Less on Two tomorrow.

解析：Less on Two = the sec ond less on

5. March, Women ', 8th ,is Day (连词成句)