请教

yankevi

Researchers have questioned the use of costly and experimental diagnostic tests to identify food allergies, such as milk, that supposedly disrupt normal behavior.

(A) to identify food allergies, such as

(B) to identify food allergies, like

(C) to identify food allergies, such as to

(D) for identifying food allergies, like that of（C）

(E) for identifying food allergies, such as for

请问这里的to是怎么用上去的？

12.   Nuclear fusion is the force that powers the Sun, the stars, and hydrogen bombs, merging the nuclei of atoms and not splitting them apart, as in nuclear reactors.

(A) merging the nuclei of atoms and not splitting them apart, as in nuclear reactors X

(B) merging the nuclei of atoms instead of splitting them apart, like nuclear reactors X

(C) merging the nuclei of atoms rather than splitting them apart, as nuclear reactors do

(D) and merges the nuclei of atoms but does not split them apart, as is done in unclear reactors（E）

(E) and merges the nuclei of atoms, unlike atomic reactors that split them apart

请教这题是不是要根据逻辑意思来看啊。。谢谢了

[此贴子已经被作者于2007-12-13 5:55:07编辑过]

yuching730

第一道表目的使用to do……合理啊…….

第二道表结果使用,+Ving伴随前动作,并且使用as比like佳

因为like句意不好除了有比较.\像\.etc之类的句意没有as好

[此贴子已经被作者于2007-12-13 5:59:38编辑过]

yankevi

谢谢。。不过不好意思，第二题的正确答案是E：（

第一题是C。我觉得such  as  to是什么意思呢？

[此贴子已经被作者于2007-12-14 4:46:48编辑过]