Present Perfect - Past Simple - Present Perfect Continuous

The given answer is "True." This means that the statement mentioned in the question is true. However, without the actual statement provided, it is impossible to determine the accuracy of the answer or provide further explanation.

The sentence is in the past tense, indicating that the action of visiting the family in New York has already occurred. Therefore, the correct answer is "visited," which is the past tense form of the verb "visit."

The given statement is true. The present perfect continuous tense is formed by using the subject followed by "has" or "have" (depending on the subject) and then "been" followed by the infinitive verb with "-ing" ending. This tense is used to express an action that started in the past, is still ongoing, and is expected to continue in the future.

The given answer is "True" without any context or statement provided. Without any additional information or question, it is not possible to determine the accuracy of the answer or provide a specific explanation.

This statement is true because when there is a sentence with either "for" or "since," it indicates a duration or a specific point in time. In such cases, we need to decide whether to use the present perfect simple or continuous tense. The present perfect simple is used to talk about completed actions or experiences, while the present perfect continuous is used to talk about ongoing or continuous actions or experiences. Therefore, it is important to carefully consider the context and the duration of the action or experience before choosing the appropriate tense.

3 is not correct because didn't indicates the past, that's why the verb has to be in the infinitive afterwards --> choose

The word "yet" is used in this context to inquire whether the person has made any decisions at the present moment. It suggests that the decision-making process is still ongoing and the person is being asked if they have reached a conclusion or made up their mind about something.

The correct answer is "has taken" because the use of "has" indicates that the action of taking our order happened in the past and is still relevant to the present moment. "Taken" is the past participle form of the verb "take" and is used with the auxiliary verb "has" to form the present perfect tense. This suggests that up until now, nobody has taken our order.

The correct answer is "has been raining" because the phrase "all week" indicates that the action of raining started in the past and is still ongoing in the present. The present perfect continuous tense is used to describe an action that started in the past, is still happening, and may continue into the future. Therefore, "has been raining" accurately reflects the continuous and ongoing nature of the rain throughout the week.

The correct answer is "has forgotten" because the sentence is in the present perfect tense, which is used to talk about an action that started in the past and is still relevant in the present. In this case, the action of the waiter forgetting us started in the past and is still affecting us in the present. Therefore, "has forgotten" is the correct form of the verb.

The signal words for past simple indicate actions or events that happened in the past. "Two days ago," "when," "last summer," and "yesterday" all refer to specific points or periods of time in the past. These signal words help identify the tense of the verb and indicate that the action or event occurred in the past.

The present perfect continuous is used for recently stopped activities which have a visible result in the present. It is also used for actions which started in the past and are still going on now. This tense is used to describe ongoing actions that have just ended or have a direct impact on the present moment. It emphasizes the duration and continuity of the action.

The correct answer is "Have you been exercising." This is the correct answer because the question is asking about the person's recent activity of exercising. The phrase "have you been exercising" is in the present perfect continuous tense, which is used to talk about an action that started in the past and is still ongoing. Therefore, it is the appropriate question to ask in order to inquire about the person's current exercise routine.

for 2 months and since I was a child can also be used with present perfect continuous

The correct sentences are: "I have been running. I am out of breath.", "I have been watching TV all day.", "I have just met her.", "how long have you been waiting?", "how long have you lived in that house?", "how long have you been living in that house?", "I went to New York two years ago.", "What subject have you chosen?". These sentences are correct because they use the present perfect continuous tense correctly to describe ongoing actions or situations that started in the past and continue into the present.