do in

• Now then, what are you boys doing in my orchard ?
  喂！你们这些男孩子在我的果园里在干什么？
• This is done in astronomy, with the help of the julian day .
  天文学上就是借助儒略日来算的。
• Brother matin: see that everything is done in order .
  马丁教友，你去照应着：办事得按规矩来。
• Everything that is done in the world is done by hope .
  人们在世上所干的一切事情都依赖于希望。
• What are you doing in my well, muddying it up like that ?
  你使我的井污浊不堪，你到底想干什么？
• Old as he is, he works just as hard as he did in his younger days .
  他人虽老了，干劲却不减当年。
• Well, scobie, what are our superiors doing in the city ?
  喂，斯考比，咱们那些首长们在城里干什么呢？
• His blood ran colder now than ever it had done in frost and snow .
  他的血液比在风雪中受了冻还要冷。
• The storage of lead oxide can be done in individual metal drums .
  铅氧粉可以放在单独的金属筒内储存。
• Have you looked ahead to what you will be doing in five years' time ?
  你是否想过五年后你要做些什么？