Examples of using "中学校時代に、入院中の祖父が病院の看護師に対して「ありがとう、助かるよ」とよく声をかけていたことがとても印象的でした。" in a sentence and their english translations:
In my secondary school days, I was much impressed by how my hospitalised grandfather would often tell the nurses there, "Thank you, I appreciate your help."