2 sentences

1. 这部小说的主人公是一个勇敢的少年。

   zhè bù xiǎo​shuō de zhǔ​rén​gōng shì yī gè yǒng​gǎn de shào​nián.

   The protagonist of this novel is a brave young boy.

   Source: Dong Chinese Dictionary

2. 这部小说讲述了主人公意外穿越到古代的故事。

   zhè bù xiǎo​shuō jiǎng​shù le zhǔ​rén​gōng yì​wài chuān​yuè dào gǔ​dài de gù​shi.

   The novel tells the story of the protagonist accidentally traveling back to ancient times.

   Source: Dong Chinese Dictionary