[请教]gwd 26-17 引发出来的问题：develop后面表目的用for doing 还是to do？

asong

先看大全里面的两个句子：


    

    

16.   Originally
developed for detecting air pollutants, a technique called proton-induced x-ray
emission, which can quickly analyze the chemical elements in almost any
substance without destroying it, is finding uses in medicine, archaeology,
and criminology.

    

(A) Originally
developed for detecting air pollutants, a technique called proton-induced x-ray
emission, which can quickly analyze the chemical elements in almost any
substance without destroying it,

    

(B) Originally
developed for detecting air pollutants, having the ability to analyze the
chemical elements in almost any substance without destroying it, a technique
called proton induced x-ray emission

    

(C) A technique
originally developed for detecting air pollutants, called proton-induced x-ray
emission, which can quickly analyze the chemical elements in almost any
substance without destroying it,

    

(D) A technique
originally developed for detecting air pollutants, called proton-induced x-ray
emission, which has the ability to analyze the chemical elements in almost any
substance quickly and without destroying it,（A）

    

(E) A technique
that was originally developed for detecting air pollutants and has the ability
to analyze the chemical elements in almost any substance quickly and without
destroying the substance, called proton-induced x-ray emission,

    

1.      
Using the techniques
employed by genetic engineering, a new species of microorganism has been
developed by laboratory scientists to aid in cleaning
up oil spills by digesting the oil.

    

(A) Using the
techniques employed by genetic engineering, a new species of microorganism has
been developed by laboratory scientists to

    

(B) Using the
techniques employed by genetic engineering, a new species of microorganism that
was developed by laboratory scientists will

    

(C) Using the
techniques of genetic engineering laboratory scientists have developed a new
species of microorganism to

    

(D) Employing the
techniques of genetic engineering there has been a development by laboratory
scientists of a new species of microorganism that will（C）

    

(E) Employing the
techniques of genetic engineering, a new species of microorganism that was
developed by laboratory scientists will

是不是都可以呢？

还有一个问题就是：be likely to do sth 是否可以用于将来时  will be likey to do sth

如果上面的问题确定了，gwd26－17的答案就应该明确了。

附：
    

17. GWD-26-Q17

    

Responding to the
public’s fascination with-and sometimes

    

undue alarm
over-possible threats from asteroids, a scale

    

developed by
astronomers rates the likelihood that a particular

    

asteroid or
comet may collide with
Earth.

    

A.    a scale developed by astronomers rates the
likelihood

    

that a particular asteroid or comet may

    

B.    a scale that astronomers have developed
rates how

    

likely it is for a particular asteroid or comet to

    

C.    astronomers have developed a scale to rate
how likely

    

a particular asteroid or comet will be to

    

D.    astronomers have developed a scale for
rating the

    

likelihood that a particular asteroid or comet will

    

E.     astronomers have developed a scale that
rates the

    

likelihood of a particular asteroid or comet that may.

    

Answer:

asong

请NN指点，谢谢

szy733

这个题目的核心是在于分析句意“宇航员们制造出一个scale用来衡量彗星撞地球的可能性”而不是“来衡量彗星有多可能会撞地球”，A选项给的是rate the likelihood，所以应该选择D，C的语法没有问题，只是在句意上存在一定的区别，选择D。

jintian

e

hughlv

以下是引用szy733在2009/2/12 14:36:00的发言：
这个题目的核心是在于分析句意“宇航员们制造出一个scale用来衡量彗星撞地球的可能性”而不是“来衡量彗星有多可能会撞地球”，A选项给的是rate the likelihood，所以应该选择D，C的语法没有问题，只是在句意上存在一定的区别，选择D。

不好意思没明白。szy733你是指rate the likelihood...和rate how likely...在语义上不同？likelihood不就是likely的名词形式吗？