【明報專訊】TRYING to write the overview sentence immediately poses one of the hardest aspects of IELTS to you — finding the right words. For some fellow test takers, identifying the key information proves easy enough, but they struggle to describe what they have observed with words that are as precise and accurate as expected by an IELTS examiner. The truth, however, is that you can master this task with ease after a certain amount of practice.