Focus on the pronunciation of develop
English definition of “develop”
/dɪˈvel·əp/ v [I/T] (GROW)
› to grow or cause to grow or change into a more advanced form: [T] This exercise will help develop the shoulder and back muscles (= It will make them stronger). [I] If Kareem keeps working hard, he could develop into a first-class athlete. [I] The tourist industry is continuing to develop in the lake region. [T] Your essay is good, but you need to develop your ideas more fully (= give more details).