In the writing for task 2, you must write an IELTS essay introduction, but you only have 40 minutes. In this time you need to analyze the question, brainstorm ideas to write about, formulate an essay plan, and then write your response. Even for a native writer of English, this is a lot to do in 40 minutes! So you need to use your time carefully. You need a good IELTS essay introduction, but.