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标题: [求助]TT GWD-30-29 [打印本页]

作者: silviaqiu 时间: 2006-8-17 02:41
标题: [求助]TT GWD-30-29

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.

more research was needed to determine that balloon angioplasty preceded with ultrasound was or was not any better for heart attack patients than
more research was needed for determining whether or not balloon angioplasty preceded by ultrasound is any better for heart attack patients than is
that more research was needed to determine whether balloon angioplasty preceded by ultrasound is any better for heart attack patients than
that more research was needed to determine that balloon angioplasty preceded with ultrasound was any better for heart attack patients than(B)
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

这题c为什么不行，觉得than后面不必要加is啊

作者: silviaqiu 时间: 2006-8-17 18:41

顶一下

作者: allen0018 时间: 2006-8-17 20:34
不加有歧义啊
patients 和balloon 比较了
有点像OG 上大米那个，

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