“Sorry” is the hardest word to say sometimes ________ you know you’ve done something wrong.

下列各项中，“之”的意义、用法与例句相同的一项是（ ）例句：子之武城

is widely acknowledged thatthere is life, there is hope

35________，the mayor’s health care reform hasn’t been accepted by all the people in the city yet

Our bodies are strengthened by takingexercise_______our minds are developed by learning