Weshowedthem where thecrateshad to bemovedto, and they gotstuckinstraightaway.我们向他们指明了这些板条箱该搬到哪里，他们就立刻干了起来。
You really gotstuckintoyourfood(=ateyourfoodquickly)- you must have beenhungry.你吃得可真快——你一定是饿了。
Mumbroughtin thesandwichesand told us to getstuckin.妈妈把三明治端进来，让我们赶紧吃。