There are 120 short stories in a book, Lili reads one every day, how many months will it take to finish the book.
一本书里有120个小故事，丽丽每天看一个，看完这本书大约需要多少个月．
<gadget id="calculator">120 / 1 / 30</gadget>
<output>4</output>

<result>4</result>