1. He has been talking about his new plan all these days. 2. We have been speaking about Mrs. Brown for a long time

Present Perfect Continuous Tense:
Разъяснение: Present Perfect Continuous Tense is used to describe an action that started in the past and is still ongoing or has just recently ended. It emphasizes the duration or continuous nature of the action. It is formed using the auxiliary verb "have/has" in present tense, followed by "been" and the present participle form of the main verb (-ing form).

1. In the first sentence, "He has been talking about his new plan all these days," the action of talking about his new plan started in the past and is still ongoing. The use of "has been talking" indicates that the action has been happening continuously for a period of time.

2. In the second sentence, "We have been speaking about Mrs. Brown for a long time," the action of speaking about Mrs. Brown started in the past and is still happening. The use of "have been speaking" indicates that the action has been happening continuously for an extended duration.

3. In the third sentence, "You have been watching TV for too long," the action of watching TV started in the past and is still happening. The use of "have been watching" indicates that the action has been happening continuously and has exceeded an acceptable duration.

4. In the fourth sentence, "He has been sitting here all the time," the action of sitting has been ongoing since the past until the present moment. The use of "has been sitting" emphasizes the continuous nature of the action.

Доп. материал:
Task: Rewrite the sentences using the present perfect continuous tense.
1. She talks about her new project all the time.
Answer: She has been talking about her new project all the time.
2. They discuss the topic in their meetings.
Answer: They have been discussing the topic in their meetings.

Совет: To better understand the Present Perfect Continuous Tense, it is important to grasp the difference between the Present Perfect Tense (which emphasizes completion of action) and Present Perfect Continuous Tense (which emphasizes the duration or continuity of action). Pay attention to the time expressions such as "all these days," "for too long," etc., as they indicate an ongoing action.

Задание:
Rewrite the following sentences in the present perfect continuous tense.
1. I have been reading this book.
2. They have been playing basketball for an hour.
3. She has been studying for her exams all week.
4. We have been waiting for a taxi for ages.