I must thank my parents ____ to be admitted to college.

问题描述:

I must thank my parents ____ to be admitted to college.
为什么填for making it possible for me .

thank sb for...为...make it + adj./n.+ (for sb) to do sth 使(某人)做某事成为...it作形式宾语,指代实际的宾语不定式,如果有不定式动作的执行者,就由for引出.for sb叫做不定式的逻辑主语.eg:make it possible to ...