[析] times 此处作为"乘"讲一定要加s。 英语中乘除法表达式如下:
算法 种类 例 句
加法 一般 Five and six is eleven.
正式 Five plus six is (equals) eleven.
减法 一般 Eight take away four leaves (is) four.
Four from Eight leaves (is) four.
正式 Eight minus four equals (is) four.
乘法 一般 Three fours are twelve 3×4=12
正式 Three times four equals (is) twelve.
一般 Two in to four is two.
正式 Four divided by two equals two.
(三) 例题解析
1- How many students are there in your school, Mike?
- There are over ___ students in our school.
A. two thousands
B. two thousands of
C. two thousand
D. two thousand of
[答案] C.
[析] 有基数词在前面时thousand, hundred 等词不能加s,也不能加of结构,只有在thousands of时才可以使用。
2? John lives on ___ floor. He doesn't use a lift to go up and down.
A. nine
B. the ninth
C. ninth
D. a ninth
[答案] B.
[析] 序数词前加定冠词,nine 与 ninth 的拼写上有一个e字母相差别。
3? Wu Dong won the girls' ___ race in the school sports meeting last week.
A. 100 metres
B. 100metres
C. 100 metre
D. 100metre
[答案] D.
[析] 数词、名词、形容词等词用连字符连接成的形容词中,名词都不要加s,如: I have to write a two?thousand?word report.而且由连字符组成的形容词只能放于名词前,不能放于名词后,作后置定语,或用在be动词后作表语。
4? There are ___ students in our school.
A. four hundred twenty
B. four hundred and twenty?
C. four hundreds twenty
D. four hundreds and twenty
[答案] B.
5? - How many days are there in a year?
- There are ___ .
A. three hundreds and sixty?five
B. three hundreds sixty?five
C. three hundred and sixty?five
D. three hundred sixty five
[答案] C.
6? We have learned about ___ English words.
A. nine hundreds
B. nine hundred
C. nine hundred of
D. nine hundreds of
[答案] B.
7? Autumn is ___ season of the year.
A. third
B. the three
C. thirds
D. the third
[答案] D.
8? They are learning ___ now.
A. Lesson Eight
B. the eight lesson
C. Lesson Eithth
D. Eighth lesson
[答案] A.
[析] 第几课,第几个门……,在英语中有两种说法,①Lesson Two, Gate Two但要注意每一单词的首字母要大写。② the second lesson, the second gate 首字母不要大写,并要注意有些缩写的读法。如:
p. 8-第8页(page eight)
$ 8.50-8.5美元(five dollars and fifty)
电话号码66164532-(six, six, one, six, four five, three, two)
9? The boy was so hungry that he ate ___ .
A. three bowls of rices
B. three bowl of rice
C. three bowl of rices
D. three bowls of rice
[答案] D.
[析] rice 是不可数物质名词,而bowl是可数名词。
10? There are ___ months in a year.
A. twelve
B. twelf
C. twelveth
D. twelfth
[答案] A.