Dickson left his father’s firm and business on his own.
A. started out
B. launched into
C. began on
D. worked at
网友回答
A. started out
(答案→)B. launched into
C. began on
D. worked at
解析：
考查动词短语。句意：迪克森离开了他父亲的公司开创自己的事业。此处为开始，着手，B项有此意；A项“出发”；C项不是短语动词；D项“从事”。