If you forget to write a topic in the CET-4 composition, 3 points will be deducted if your composition score is above the passing line. The composition score is below the passing line, and no points will be deducted if you forget to write the topic.
The CET-4 composition is usually practical or argumentative, which requires candidates to write in standard English according to a given topic or situation, and the number of words is generally between 120 and 150.