4 sentences

1. 这本书是我们的课本。

   zhè běn shū shì wǒ​men de kè​běn.

   This book is our textbook.

   Source: CCMatrix

2. 好的教育需要好的课本。

   hǎo de jiào​yù xū​yào hǎo de kè​běn.

   A good education requires good textbooks.

   Source: United Nations

3. 把课本拿出来。

   bǎ kè​běn ná chū lai.

   Get your textbooks out.

   Source: OpenSubtitles

4. 1958年，她为高中物理课本制作了一系列的照片。

   1958 nián, tā wèi gāo​zhōng wù​lǐ kè​běn zhì​zuò le yī​xì​liè de zhào​piàn.

   In 1958, she produced a series of photographs for a high-school physics text-book.

   Source: CCMatrix