ys followed the marks that they ________, untilfinally they found their way back to the campsite.

There are still many people suffering a lot，and we are to do something to________poverty.

After working _____ with each other for months, they felt so _____ to each other that they began to share lunch together.

下列各句中，没有错别字的一项是（ ）

_____ for his mistake, the little boy could not but_____to his teacher that he was wrong.