shòu / dào / zhè / yàng / de / zhào / gù / tā / wú / yǐ / wéi / bào / zhǐ / néng / gèng / jiā / nǔ / lì

受到这样的照顾，他无以为报，只能更加努力。

After receiving such care, he could not repay it and could only work harder.