YOU SAID:
i ate my dog for dinner last night along wih a spider
INTO JAPANESE
私は昨夜、クモと一緒に夕食に犬を食べました
BACK INTO ENGLISH
I ate a dog for dinner with a spider last night
INTO JAPANESE
昨夜、クモと一緒に夕食に犬を食べました
it is unlikely that this phrase will ever reach equilibrium