You study hard,and in---you passed the test.

in conclusion 是最后 总之的意思,不对
没有in consequent
in consequence (of sth) (infml 口) as a result (of sth) 由於（某事物）的缘故; 因而:She was found guilty,and lost her job in consequence (of it).她被判有罪,因而失去了工作.
She studied hard,and in consequence she passed the examination.
她努力学习,结果通过了考试
那个in result也有因而的意思,但不常用~