Four Dimensions

How to answer: structure and key points

How to answer

1. Note the topic and three or four key words while the lecture plays.
2. Start with the topic: “The lecture was about …”.
3. Give the key points in the speaker's order, joined with simple linking words (first, also, however, as a result).
4. End with the speaker's conclusion or final message.
5. Use your own words and keep a steady pace; a short, smooth answer beats a long one full of pauses.

Key points of this lecture

Topic: How four dimensions describe objects and events in the universe

• Physics often treats the universe as four-dimensional, adding time to space.
• Space is measured in three ways: longitude, latitude and altitude.
• The first two locate a point on Earth; altitude adds its height.
• Describing an event needs its position plus the date it happened.

Conclusion: Four dimensions show both where and when things happen, helping researchers study change.

These are key points and a structure written by RealPTE, not a script to memorise: say or write it in your own words.

Questions about this question