nà / jǐ / ge / xiǎo / qīng / nián / zhǔ / dòng / bāng / lǎo / rén / bǎ / xíng / li / bān / shàng / le / chē

那几个小青年主动帮老人把行李搬上了车。

Those young people took the initiative to help the elderly person carry the luggage onto the bus.