What made you choose the one rather than the other?
你怎么選了這個而不是那個？
They've chosen a site for the new school.
他們?yōu)樾聦W校選了校址。
This site has been chosen for the new school.
這塊場地已被選作新學校的校址。
Whatever system you choose, it must be run in properly.
不管你選擇什么樣的體系，都必須經過適當?shù)哪ズ稀?/p>
With digital you can choose the camera angle you want.
有了數(shù)字電視你就可以選擇你所需要的攝像角度。