The reason _______ he was late again was that he was caught in a traffic jam in the rush hour.A.which B.in which C.for which D.of which为什么是C,不是D?

there s always something h but nobody knows the reason I don't quite know the reason _______ made me think over and over I don't quite know the reason _______ he told it to me I don't quite know the reason _______ he explained to me the reason was not clear.He was fired（解雇） for it改为定语从句The reason ______ _______ __________was fired was not clear the reason that和the reason why the reason why与 the reason the very reason是什么意思the very reason 谁知道the reason what is the reason with the same reason 老师您好,请教老师：This is the reason _______ he was late yesterday.为什么可以用that There is _______“r”and_______“h” in the word This is the reason _______ he gave in the meeting,but the boss didn’t accept it.如题,填that还是what? the reason causing the problem is ...应该是the reason for 还是 the reason 后面接ing the reason for和the reason why的区别? the reason for 与 the reason why的区别 是the reason for还是the.reason.why