【推荐1】Time is the most v________thing for people, because you can never own it again after it goes.

【推荐2】Some ancient Chinese coins are very ________. [ˈvæljʊbl]

【推荐3】—My father and I have taken a lot of photos at the same place in the past ten years.
—Those photos must be your v________ memories. They will remind you of the past.

【推荐1】My little brother likes such c__________ food. Can you buy some for him?

【推荐2】We all have our ________ (person) cars.

【推荐3】You must do it in the ________(正确的) way.