大家帮我看下这道题答案我怎么觉得有错误呢？GWD30-Q29

casy2003

Q29:
Researchers agreed that the study of new treatments for heart attack patients was extremely important but more research was needed to determine that balloon angioplasty preceded with ultrasound was or was not any better for heart attack patients than the balloon procedure by itself.

1. more research was needed to determine that balloon angioplasty preceded with ultrasound was or was not any better for heart attack patients than
   
2. more research was needed for determining whether or not balloon angioplasty preceded by ultrasound is any better for heart attack patients than is
   
3. that more research was needed to determine whether balloon angioplasty preceded by ultrasound is any better for heart attack patients than
   
4. that more research was needed to determine that balloon angioplasty preceded with ultrasound was any better for heart attack patients than
   
5. that more research was needed for determining that balloon angioplasty preceded by ultrasound is or is not any better for heart attack patients than is
   

  Answer: CB



大家帮我看下，我觉得这道题应该选C，可是答案给的是B。
我觉得B里面的be needed for doing，whether or not都是有问题的～～

colasama

这题答案竟然有争议..

C比B好太多了~忽略B

casy2003

这题答案竟然有争议..

C比B好太多了~忽略B

-- by 会员 colasama (2011/6/12 14:42:45)

我也是这么认为滴～～握爪！