I want it done as quickly as possible.
我希望这件事尽快完成。
Go and see your GP as soon as possible.
尽早去看你的全科医生。
Plan your route in advance, using main roads as far as possible.
预先安排好你的路线，尽量走大路。
Try to exercise as often as possible.
尽可能经常锻炼。
Tell him as little as possible.
尽量少告诉他。