D
think of...as...强调看法,观念 与regard.as 类似 “把.看作.”
look on...as...强调行为,方式 与treat.as 类似 “把.当做.对待”要说，两个都行，只是觉得D 更好些。 看例句吧：They all thought of her as a nice girl.他们都认为她是一个好女孩。Dick thinks of himself as a genius in literature.迪克自以为是个文学天才。They look on me as their own brother.他们把我当作自己的兄弟。We look upon you as belonging to the family.我们把你当作家人。Professor White is looked upon as an authority on mathematics.怀特教授被看成数学权威。