题目类型：
问答题
题目内容
根据题干要求改写句子
Using a relative clause:
My special gratitude gocs to Professor Weir.Without his help this project would have been impossible.
Using a relative clause:
My special gratitude gocs to Professor Weir.Without his help this project would have been impossible.
正确答案
My special gratitude goes to Professor Weir, without whose help this project would have been impossible.