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数词讲解与训练(一)
序数词的常用法:序数词译为第
…,
序数词前一般要用定冠词
the
常考点:
1. the second/third…+
最高级
The Yellow River is the second longest river in China.
’s +
序数词
+birthday
表示某人的多少岁生日
We attended Jim’s fifteenth birthday party yesterday.
3.
a
second/third…
time
a
second/third…try
/n
表示又一次,再试一
次,再一
…
等等
Let
me
have
a
second
try.
You
foget
to
turn
off
the
lights a second time. I have had a bowl of soup. I want a second bowl.
4.
表示楼层
He lives on the twelfth floor.
5.
在
every third year=every three years
等类似短语中
注意不用
the
6.
在分数中
分母用序数词
分子超过一
序数词加
s
:
a/one
half
a/one
third
three
fourths/quarters
three
fifths
但是百分数不加
s:
twenty
percent
另外分数百分数加
of
跟名词
整个短语由名词决定
动词单复数
7.
表示日期
June 8
读作
June the eighth or June eighth
8. 0.5/1.5/2.5/3.5…
小时的表达法
half an hour
one and a half hours =one hour and a half
two and a half hours =two hours and a half
three and a half hours =three hours and a half
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数词练习题:
1. Bob bought five ______yesterday.
A.
five-jiaos
stamp
B.
five- jiaos
stamps
C.
five-jiao
stamps
D.
five jiao-stamp
2. Mr. Smith has an______daughter.
A.
eight
years
old
B.
eight-year-old
C
.
eight
year
old
D.
eight-years-old
3. Mary had learned _____English words by the end of last term.
A.
four
hundreds
B.
four
hundreds
of
C.
four
hundred
of
D.
four
hundred
4. The computer of today can work ______than those early ones.
A.
hundred
of
times
faster
B.
a
hundred
time
faster
C.
hundreds
of
time faster
ds of times faster
5. You took up _____of an empty seat.
A. three-fourths
B. third
–
fourths
C. three-four
D three-fourth
6. There are _____in this building. I live on______.
A. nine floors, ninth floor
B. nine floor, the nineth floor
C. the nine
floors, the ninth floors, the ninth floor
7. We are going to learn______.
A.
the
Lesson
Three
B.
The
Three
Lesson
C.
the
Third
Lesson
D.a
Third Lesson
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