问题补充:
We would like to thank the founder of our library, without help none of this would have been possible.
A. which
B. whom
C. whose
D. that
答案:
A. which
B. whom
(答案→)C. whose
D. that
解析:考查定语从句。题意:我们要感谢该图书馆创始人,没有他的帮助这一切都没有可能。定语从句中名词whose=the founder’s, 修饰名词help。C项正确。