It's the software of choice for business use.

　　這是商務專用軟件。

　　Students have a free choice of courses in their final year.

　　學生在最后一學年可以自由選修課程。

　　If I had the choice, I would stop working tomorrow.

　　如果讓我選擇，我明天就停止工作。

　　Choice is the keynote of the new education policy.

　　新教育政策的主導原則是容許選擇。

　　She was the natural choice for the job.

　　做那份工作，她是當然人選。