标题: 关于than后的IS位置的疑问 [打印本页] 作者: 九尾 时间: 2012-12-5 21:27 标题: 关于than后的IS位置的疑问 Researchers agreed that the study of new treatments for heart attack patients was extremely important butmore research was needed to determine that balloon angioplasty preceded with ultrasound was or was not any better for heart attack patients thanthe balloon procedure by itself. A. more research was needed to determine that balloon angioplasty preceded with ultrasound was or was not any better for heart attack patients than B. more research was needed for determining whether or not balloon angioplasty preceded by ultrasound is any better for heart attack patients than is C. that more research was needed to determine whether balloon angioplasty preceded by ultrasound is any better for heart attack patients than D. that more research was needed to determine that balloon angioplasty preceded with ultrasound was any better for heart attack patients than E. 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 这道题答案是C 但是我的疑问是 than后到底用不用加is 若然，is位置在何处 亦即 X is any better than Y
or
X is any better than is Y
or
X is any better than Y is 作者: sisichen666 时间: 2012-12-5 22:00
以上三句话意思一样，都是主语比较，当前半句没有宾语时，后半句不必要补出助动词（但不出来不算错，只是prefer的层面选择）
乃们还记得这道题吗
Innits of the Bering Sea were in isolation from contact with Europeans longer than Aleuts or Inuits of the North Pacific and northern Alaska.
（A） in isolation from contact with Eurpoeans longer than
（B） isolated from contact with Eurpoeans longer than
（C）in isolation from contact with Eurpoeans longer than were
（D） isolated from contact with Eurpoeans longer than were
（E） in isolation and without contact with Eurpoeans longer than
选D，不选B，就是为了消除歧义！