I shouldn't cann't help myself

有这样说的吗？

I cann't see a dog over there I shouldn't trust him because he _____the police. yes,i have no money ,so i cann't trade for you . i believe him,but i cann't believe in him.是什么意思? You shouldn't have it is ( )bad weather that I cann't go out. A.so B.such couldn't 和 shouldn't sorry i shouldn't have said anything,please forget it这句翻译成中文是什么意思 请问“I shouldn't have been here.”怎么翻译？谢谢！ I shouldn't have said in that way. 什么意思?