What is it that we never borrow but often return?(谜语)

求翻译!it is what we do but not what it is that matters Maybe it is true that we do not know what we have got until we lose it,but it is also true that we 谁能帮我翻译一下 It is not our abilities that show what we truly are,it is our choices What we mean is a logo that is distinctive enough if it is extracted from th it is what we need that is important.这个强调句 能否将 what 提前?变成 what it is need that is important Maybe it is ture ,that we do not know what we have got until we lost it It is beside the blackboard.We can see what we do at that time.It is a __________. It's not our abilities that show what we truly are,it is our choices is because English is useful______.A.why we study it hard B.that we study it hardC.what we study hard D.which we study hard it is true that we do not know what we have got until we lose itthat 可以省略吗? We think that it's love,generosity and perseverance ()make the world ()it is today 填that/what解析 the sahara desert is __the sea of deaththat we callwhat we callwe call it that what is called maybe it is trueMaybe it is true that we do not know what we have got until we lose it,but it is also true that we 这首男女合唱的歌名 What is that ? We do not need u in my brother life. it is enough what u made What is it that we never borrow but often return?(谜语) What is it that we never borrow but often return?脑筋急转弯 It is true we are aliens.A.which B.what C.who D.that them what necessary it is that we get rid of these把这段英语改错