需要做…;
例句:
All I need to do is try my hardest.
我所要做的只是尽我最大的努力.
Martin : We need to do an upper G . I. series on you immediately.
如有急性大出血,胃镜检查就有必要了.
But are you ready to do what you need to do when the time comes?
但你准备好去做你到时该做的事了 吗 ?