Open the brackets and use the Gerund, the Present Participle or the Infinitive with or without 'to 1. Let him ... (come)

1. Let him come again tomorrow. 2. Do you allow them to smoke in here? 3. I stopped for a moment to speak to him. 4. He is not yet used to operating this machine. 5. I need to see Dr Smith at once. 6. This machine needs attending to. 7. I couldn\'t help making such a mistake. 8. It is no use telling him to be careful. 9. Do not let it fall, it is very brittle. 10. He came down to tea after washing his face.