1.He really felt conscientiously vexed on the occasion; for the very exertion to which he had limited the performance of his promise to his father was by this arrangement rendered impracticable.
【難句解析】第二句的主干是for the exertion was impracticable;
【句子翻譯】此時,他良心上的確感到不安,他已經把履行對父親的諾言局限在幫幫忙這一點上,想不到這樣一來,連這點忙也幫不上了。