take it for granted that

• 想当然地认为

take it for granted that的用法和样例：

例句

1. You're mistaken if you imagine it to be oppressively hot.
   要是你想当然地认为这里热得要命的话，那你就错了。
2. He spoke English so well that I took it for granted that he was an Englishman.
   他的英语说得那么好，我们想当然地认为他是一个英国人。