1.I want to be s--------- in my life.2.so I could not d------ of going to college.

1.I want to be s--------- in my life.2.so I could not d------ of going to college.
1.I want to be s--------- in my life.2.so I could not d------ of going to college.

1.I want to be s--------- in my life.2.so I could not d------ of going to college.
因为没有给出上下文,单从语法的角度考虑如下：
第1句be动词后,句子成分缺表语,一般表语可以为名词或形容词,根据句意,这里可以填special,意为“特别的”.
第2句could not后缺动词原形,考虑到介词与非谓语of doing的搭配,可以填dream,意为“梦想”.

I want to be successful in my life, so I could not decline of going to college.