He built up the business at the ______ (expensive) of his own health.
举一反三
- For the s___(缘故) of his own health, he decides to give up smoking.
- 中国大学MOOC: He _____ his own health.
- He made it a ___ to bulid a successful business on his own in his district.
- He gives too much to his career, working long hours, so that he ______（忽略，忽视） his own health.
- Little _____ about his own health though he was very ill.