Within the IELTS Listening, the paper asks students to fill in answers. However, the questions may be presented in different formats:
Chart Completion
The student is given a chart or process and must fill in the missing information.
An example of a chart completion task is questions 6-10 here.
Choose from a list
The student is given a list, usually of 8-10 possibilities. From this list they must choose the correct answers (usually 4 or 5).
An example of a choose from a list task is questions 34-38 here.
Labelling
The student is given a map or diagram and must label the different parts.
An example of a labelling task is questions 14-17 here.
Matching
The student is given two lists, or a set of questions and one list, and must match the correct answers.
An example of a matching task is questions 11-14 here.
Multiple Choice
The students are given 3 or 4 choices and must choose the correct answer.
An example of a multiple choice is questions 36-40 here.
Sentence Completion
The students are given sentences with words missing. They must complete the sentences, usually using a maximum of 2 or 3 words per answer.
An example of a sentence completion task is questions 1-5 here.
Short answers
Similar to sentence completion, except the students are given a question and a blank space for an answer. Answers are usually limited to a maximum of 2 or 3 words each.
An example of a short answers task is questions 39-40 here.