Given more time ,I can do it better可不可以说 to give more time ,

这是一个省略句,原句是if i was given more time,i can do it better.
不可以说to give more time ,i can do it.
考略到语境,应该是事情已经发生后说如果再多给我点时间我会做的更好,如果是to give more time ,i can do it.则是事情尚未发生,是表示将来时,所以这和原句语境不符.