求助一道GWD语法题的正确答案。。。

wenbowei911

Q14:
Not one of the potential investors is expected to make an offer to buy First Interstate Bank until a merger agreement is signed that includes a provision for penalties if the deal were not to be concluded.

A.is expected to make an offer to buy First Interstate Bank until a merger agreement is signed that includes a provision for penalties if the deal were

C is expected to make an offer to buy First Interstate Bank until a merger agreement be signed by them with a provision for penalties if the deal were

两套题里里面的答案不一样，一个选A，一个选C。

wenbowei911

谢谢点拨~~~

zm_patrickS

A,

C的by them很莫名其妙，多余而且容易造成歧义，另外if后面的虚拟应该是对应provision的，和sign agreement没有关系

fuhongler

A is the answer.

citidandan

应该选A.

until引导的从句没有省略should的虚拟一说,且C中的them无指代.

wenbowei911

谢谢……那就选C好了，呵呵

chriswendy35

选c比较好吧。

that通常要紧跟他所修饰的名词
从后面看，Until从句应该用虚拟，省略了should