Hesetupinbusiness____hisownandwasverysuccessful.
C
「句意」 他独自一人开始经商，并且做得很成功。
「难点」 on one‘s own 是个常用的介词词组，意为“独自”;of one’s own 表示“某人自己的(东西) ”，如： I have a flat of my own. 我自己有套房子。
The school is going the ________ mile to create the next generation of sporting stars thanks to its unique development program.
I never regretted _____ his offer, for it was not where my interest lay.
Ifasubstanceisdissolvedinwaterorheated，itmay（）agas.
If your car _____ any attention during the first 12 months, take it to authorized dealer.
Although SPanish， he attended the course.