7 Improving Your Style RECOGNISING COMMON MISTAKES Revising punctuation Punctuation is essential if your work is to make sense. He was in a hurry, he quickly pushed the newspaper into the rubbish bin, Maria watched him, what was he doing. He was in a hurry. He quickly pushed the newspaper into the rubbish bin. Maria watched him. What was he doing? Sentences must make sense. Each sentence must contain at least one subject ( noun or pronoun ) and one finite verb .If Revising sentence construction 76 Correct version Incorrect version ◆ Do not use commas instead of full stops. If in doubt, put a full stop. ◆ Remember to put a question mark at the end of a question.