1. There's no telling what he'll think up next.

　　誰也不知道他下次會想出什麼花樣.

　　2. Can't you think up a better excuse than that?

　　難道你想不出比這個藉口更像樣的了嗎?

　　3. The successful people is the one who can think up thing for the rest of the world to keep busy at.

　　成功人士，是能為世人想出一些讓人們忙個不停的事物之人。

　　4. I tried to think up a funny game for the children to play.

　　我試圖想出一種好玩的游戲給小孩們玩。