have reason和have reasons是不是都行?这里reason可不可数有没有什么讲究?

have reason和have reasons是不是都行?这里reason可不可数有没有什么讲究? have reason和have reasons是不是都行?这里reason可不可数有没有什么讲究?excuse呢? make excuse和make excuses是不是都行?这里excuse可不可数有没有什么讲究? have no reason to do 和 there is no reason to do有没有区别? to have every reason I have my reason the reason for 和 the reason of 有什么区别? reason可不可数具体讲一下,举几个例子 young men who have reason Does liking have to there is also a reason?有没有语法错误? ·Does liking have to there is also a reason?有没有语法错误? reason,cause 和 excuse 有什么区别?