I think you have a problem. 我覺(jué)得你有問(wèn)題。
I don't think it's a good idea to leave now. 我覺(jué)得現(xiàn)在離開(kāi)并不是個(gè)好主意。
I don't think we're met before. 我覺(jué)得我們之前沒(méi)有見(jiàn)過(guò)面。
I think that my math teacher is an asshole. 我覺(jué)得我的數(shù)學(xué)老師是個(gè)混蛋。
What makes you think so? 你為什么會(huì)那么想?