She burned the letters so that her husband would never read them.

　　她把那些信都燒了以便永遠不讓她丈夫看見(jiàn)。

　　The boys dug pits and baited them so that they could spear their prey.

　　男孩子們挖了陷阱，在里面放上誘餌，以便用矛刺殺獵物。

　　I studied Italian so that I would be able to read Dante in the original.

　　我學(xué)習意大利語(yǔ)以便能讀但丁的原著(zhù)。

　　We perfected a hand-signal system so that he could keep me informed of hazards.

　　我們完善了一套手語(yǔ)體系，以便他能告知我危險。