Question

3. This novel        sells well，attracting a lot of children. (base)

以他的童年为基础创作的这本小说很畅销，吸引了很多的孩子。

Answer 1

3. based on his childhood考查分词作状语的用法。 以.. 作为基础be based on...;作定语后置，直接用过去分词。