The rule as a picture, 5 multiple-choice questions, 3 sentences to correct and a short writing task. Free to print and copy for your class or for self-study.
Want the explanation first? Read the The lesson
Use the when the listener knows exactly which one you mean: because you've mentioned it before, because it's clear from the situation, or because there's only one: I talked to the manager. Close the door. The sun is hot. It works with singular, plural and uncountable nouns.
I talked to the manager.
Write three sentences of your own that use this rule. You can use these phrases.
Answers will vary. Check that each sentence follows the rule on page 1, or paste them into Clarigram to have them checked.