He set up in business（）his own and was very successful.
A、inC
「句意」他独自一人开始经商，并且做得很成功。
「难点」onone‘sown是个常用的介词词组，意为“独自”;ofone’sown表示“某人自己的(东西)”，如：Ihaveaflatofmyown.我自己有套房子。
She hired a lawyer to investigate, only to learn that Gabriel had removed her name from the deed.The infinitive verb phrase “only to learn ” is used ____.
—Canyoutakethedayofftomorrow?
—Well，I‘allhavetoget（）frommyboss.
Thebeachisinanideal（）todrawtourists.
Although____Spanish， he attended the course.
The back garden of our house contains a lawn ，（） very pleasant to sit on in summer.
