他看着考试题出神。

He gazed blankly at the exam questions.

考试题难吗？ …有些难，有些不难。

Were the exam questions difficult? ... Some were; others weren’t.

考试中出偏题

set tricking questions in an examination

有的学生喜欢从老师那里试探考题。

Some students like to sound out the teacher for the exam questions.

只有几个学生通过了考试，可见考题是很难的。

Only a few students passed the exam, so you can see that the paper must have been extremely stiff.

那次考试很容易，题目的答案我全都知道。

The examination was a pushover; I knew all the answers.