3 sentences

1. 他在考试中答对了一切问题。

   tā zài kǎo​shì zhōng dá​duì le yī​qiè wèn​tí.

   He answered all the questions correctly in the exam.

   Source: Dong Chinese Dictionary

2. 她答对了每个科目的每一道题！

   tā dá​duì le měi gè kē​mù de měi yī dào tí!

   She got every single question right in every single subject!

   Source: OpenSubtitles

3. 面对皇上的询问，他从容答对。

   miàn​duì huáng​shang de xún​wèn, tā cóng​róng dá​duì.

   Facing the emperor's inquiry, he replied calmly.

   Source: Dong Chinese Dictionary