阅读下面材料，在空白处填入适当的内容（不多于3个单词）或括号内单词的正确形式。
It was a rainy night in New Orleans. At a bus station in the town, I watched a young girl____(cry) as her baggage was taken down. It seemed that she had lost her ticket. She cried and ____(beg) them not to leave her there.
The bus driver had a face of stone___no sign of wanting to help, and his heart was____(sure) the same. “Losing your ticket is like losing your money，” he said, leaving the girl in the rain. Then an old Indian stood___and blocked the driver's way, and would not let him pass____he said what he had to say. “How can you leave that girl out there? You can't leave her alone. You will meet your schedule，____she might meet her end.” The driver still didn't care about the young girl's problem. Then the old gentleman bought___a ticket and helped her put away the baggage. “How can I repay for___ kindness？” the girl said. “We are strangers and we won't meet again. A mere ‘thank you’ doesn't seem enough.” He replied, “What goes around comes around.”
This is what I've learned—Whatever you give, you will get it back. Always be___(help) and kind to others, and we'll be helped in the future.