The document discusses the present tense, present continuous tense, and present perfect tense in English grammar. It defines the present continuous tense as expressing ongoing actions in the present and provides its other name. Rules for forming sentences in the present continuous tense are outlined. The present perfect tense is explained as expressing a past event with present consequences, without specifying the exact time. Formation rules are given, showing the past participle form of the main verb. Students are assigned to practice the present perfect tense by making 15 original examples in their notebooks.