5They claim that this engine is _____ the previous one.A,twice as powerful as B,as twice powerful as C,powerful as twice as D,twice powerful as6,If Dorothy had not been badly hurt in a car accident,____in the last month's race.A,she would participate

5They claim that this engine is _____ the previous one.A,twice as powerful as B,as twice powerful as C,powerful as twice as D,twice powerful as6,If Dorothy had not been badly hurt in a car accident,____in the last month's race.A,she would participate
5They claim that this engine is _____ the previous one.
A,twice as powerful as B,as twice powerful as C,powerful as twice as D,twice powerful as
6,If Dorothy had not been badly hurt in a car accident,____in the last month's race.
A,she would participate B,she participated C,she would have participated D,she will have participate
7Not _____,the customs vary from culture to culture.
A,obviously B,frequently C,similarly D,surprisingly
8,Jane talked about _____Taiwanese schools disciplined students.
A whichever B,how C,whom

5They claim that this engine is _____ the previous one.A,twice as powerful as B,as twice powerful as C,powerful as twice as D,twice powerful as6,If Dorothy had not been badly hurt in a car accident,____in the last month's race.A,she would participate
5They claim that this engine is _____ the previous one.
A,twice as powerful as B,as twice powerful as C,powerful as twice as D,twice powerful as
6,If Dorothy had not been badly hurt in a car accident,____in the last month's race.
A,she would participate B,she participated C,she would have participated D,she will have participate
C s
选A.翻译为：他们声称这个引擎（发动机）的功率是以前那个的两倍.
考察英语中倍数的表达方法.大都有两种表示
he would have participated
If Dorothy had not been badly hurt in a car accident是对过去事实做一个完全相反的假设的
,用了过去完成时,那么主句也对过去的虚拟,其谓语动词的形式为：would/should/could/might + done
7Not _____,the customs vary from culture to culture.
A,obviously B,frequently C,similarly D,surprisingly
8,Jane talked about _____Taiwanese schools disciplined students.
A whichever B,how C,whom
7C 意为；相似地
整句意为；从文化到文化间的习俗没有很大的相似点.
8.B
不懂追问
thanks!

5A
6C
7A
8B
采纳啊,亲

1，A 比较级用法
2，C participate,参加

5. A 倍数表达法 ，相关句型如下：倍数＋　as＋形容词／副词＋as　．．．
6.C　虚拟语气：对过去事实虚拟。具体如下：
if从句的构成： had done 主句构成：would /should / could / might + have done
本题考察的是主句的构成，综上所述，答案C
7. D not surprisingly 不足为奇的是<...

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5. A 倍数表达法 ，相关句型如下：倍数＋　as＋形容词／副词＋as　．．．
6.C　虚拟语气：对过去事实虚拟。具体如下：
if从句的构成： had done 主句构成：would /should / could / might + have done
本题考察的是主句的构成，综上所述，答案C
7. D not surprisingly 不足为奇的是
8. B how “如何” 台湾学校如何约束管理学生

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1. A     倍数+as+形容词原型+as

2. C     考查虚拟语气，如果她没有受伤，就会参加上个月的比赛。但事实是她在车祸中受伤了，所以没能参加~~~因此是与过去事实相反的虚拟语气，主句部分用  would have+动词的过去分词
   

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1. A     倍数+as+形容词原型+as

2. C     考查虚拟语气，如果她没有受伤，就会参加上个月的比赛。但事实是她在车祸中受伤了，所以没能参加~~~因此是与过去事实相反的虚拟语气，主句部分用  would have+动词的过去分词
   

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上面选A，powerful是副词或是形容词，比较级用as修饰，但是twice是名词数量词，不能用as修饰
下面选C，过去将来时，用would表示过去将要发生的事，have，表示过去已经发生的事。

英语中"倍数"的表示法常见的有以下几种：
1. 一倍用once两倍用twice或double。例如：
This year we have produced twice as much corn as we did last year. 我们今年生产的玉米是去年的两倍。
She is double my age. 她的年龄是我的两倍。
2. 三倍或三倍以上用数...

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英语中"倍数"的表示法常见的有以下几种：
1. 一倍用once两倍用twice或double。例如：
This year we have produced twice as much corn as we did last year. 我们今年生产的玉米是去年的两倍。
She is double my age. 她的年龄是我的两倍。
2. 三倍或三倍以上用数词+times，可以译为"是......的几倍"；"比......大/高/长......几倍"等等。
① 用"主语+谓语+...times + the size(或amount, length...)+ of +被比较对象"表示。例如：
The size of your room is five times the size of mine. 你房间的面积是我房间面积的五倍。
② 用"主语+谓语+...times + 形容词（副词）的比较级 + than +被比较对象"表示。例如：
Your bag is twice bigger than mine. 你的包比我的大两倍。
③ 用"主语+谓语+...times + 形容词+ (n.) + as + 被比较对象"表示。例如：
Your book is three times as thick as mine. 你的书比我的书厚三倍。
④ 用"主语+谓语+...times + what引导的从句"表示。例如:
Cotton output is now ten times what it was ten years ago. 目前棉花的产量是十年前的十倍。
以下仅供了
⑤ 用"主语+谓语+...times + upon(或over)..."表示。例如：
The size of the sun is a million times over that of the earth. 太阳的体积比地球的体积大一百万倍。
3. 可用"主语+谓语+ 分数、百分数、小数"表示。例如：
This year we'll learn 20% more words from our texts than we did last year. 今年我们学习的单词比去年多20%。
4. 用"主语+谓语+ to + 数词"表示"增加到......数"。例如：
The number of students in our school has increased to 2001. 我们学校的学生数已增加到两千零一人。
5. 用"主语+谓语+by+数词（百分比、倍数）等"表示。 例如：
The cost of the paper has reduced by 4%. 报纸的成本已减低了百分之四。
6. 用"主语+谓语+...+ as +形容词（副词）+ as +..."表示。例如：
My English is not half so / as good as yours. 我的英语没有你的一半好。
自己根据规律找第五题的答案吧
第六题 有一个简单的办法 虚拟语气的时态都是正常时态向过去推一个 一般现在就用一般过去 同理 故选c
第七题 not surprisingly 不出人意料的 固定搭配
第八题 B 台湾学校如何管教学生

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快快乐乐看困难

A倍数+as……as
Cif sb had not done sth,sb would have done sth虚拟语气，对过去的假设
D
B

5They claim that this engine is _____ the previous one.
A,twice as powerful as B,as twice powerful as C,powerful as twice as D,twice powerful as
6,If Dorothy had not been badly hurt in a car...

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5They claim that this engine is _____ the previous one.
A,twice as powerful as B,as twice powerful as C,powerful as twice as D,twice powerful as
6,If Dorothy had not been badly hurt in a car accident, ____in the last month's race.
A,she would participate B,she participated C,she would have participated D,she will have participate

答案解析：
（1）【They claim that this engine is twice as powerful as the previous one】答案为A

表示表达A 是B 的多少倍，大，宽，快，长，采用这样结构
A +BE + 倍数+AS +形容词原级+ AS B

(2)【If Dorothy had not been badly hurt in a car accident,she would have participated in the last month's race.】答案为C

对过去虚拟：主句：.【Sb had (not) done sth 】
从句：【sb would have done sth】

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