Unit 7 How much are these socks? 语法精析精练+答案 （暑假预习通用）

中小学教育资源及组卷应用平台
七上Unit
7语法精析精练
语法精析
基数词
数词分为基数词和序数词。表示数字多少的词叫基数词
如one,two,
three,,four等。表示顺序的词叫序数词,如first,second,
third等。100以下的基数词构成如下:
1.基数词0~12
0
1
2
3
4
5
6
zero
one
two
three
four
five
six
789
10
11
12
seven
eight
nine
ten
eleven
twelve
2.基数词13~19均以后缀teen结尾
thirteen
fourteen
fifteen
sixteen
seventeen
eighteen
nineteen
3.表示“几十”的基数词中20-90均以后缀ty结尾
Twenty
thirty
forty
fifty
sixty
seventy
eighty
ninety
4.表示“几十几”的基数词,十位数与个位数之间用连字符“
twenty-two
thirty-one
5.基数词101~999,先说“几百”,再加and,再加末位几位数
123
one
hundred
and
twenty-three
【巧计】
one~
twelve的拼写和读音各不相同,无规律可循应逐一记忆。
thirteen~
nineteen表示“十几”,在个位数后加“teen'”,注意
十三、十五和十八:
thirteen,,
fifteen,.
eighteen.
twenty~
ninety表示“几十”,在个位数后加“ty”,要注意有
几个数字的拼写有变化:二十(
twenty))三十(
thirty)
(
forty)五+(
fifty)八十(
eighty)
21~29和91~99表示“几十几”,在“几十”后边加个位数中间用连字符“”连起来。如:33为
thirty-three.
语法精练
1.用英语写出下列数词。
1.12_______________
2.40_______________
3.19_______________
4.25_______________
5.78_______________
6.84_______________
7.102_______________
8.57_______________
9.63_______________
10.191_______________
Ⅱ.翻译下列句子。
1.这个黑包多少钱?
8美元。
-How
much______the___________
bag?
--_______________
2.一这红短裤多少钱?
--9美元
______much________the
red___________?
--They're
9
dollars.
3.
Please
give
me
some
hamburgers.
--(给你)
______________________
4.
Those
tomatoes________________(那些西红柿2美元)
5.
The
apples
are
cheap.
I'll_________________.(我买了)
答案
语法精练
I.1.twelve
2.forty
3.nineteen
4.twenty-five
5.seventy-eight
6.eighty-four
7.
one
hundred
and
two
8.fifty-seven
9.sixty-three
10.
one
hundred
and
ninety-one
II.
1.
is,
black
It's
eight
dollars
2.
How,
are
shorts
3.
Here
you
are
4.
are
two
dollars
5.
take
them
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