¿Qué oración usa correctamente el Present Perfect Continuous tense? a) She has lived here for ten years. b) They have been living here since last year. c) He visited his friend yesterday.

¿Cuál es la diferencia clave entre el Present Perfect Continuous y el Present Perfect tenses? a) El "Present Perfect Continuous" siempre se usa con "have" o "has", mientras que el "Present Perfect" se usa con "was" o "were". b) El "Present Perfect Continuous" se utiliza para acciones que sucedieron en un momento específico del pasado, mientras que el "Present Perfect" se utiliza para acciones en curso. c) El "Present Perfect Continuous" se centra en la realización de una acción, mientras que el "Present Perfect" se centra en la duración de una acción.

Which of the following sentences is in the present perfect continuous tense? a.I have been going to school for 10 years.b.I have gone to school for 10 yearsc.I had gone to school for 10 yearsd.I will go to school for 10 years.

Complete the following sentences with the present perfect or present perfect continuous.1. David who (enter) employment since leaving school will go to university soon.2. Maria (take) two A-levels and one AS-level in English, Maths, and Physics so far.3. They (use) the Internet to look for the courses which offer full scholarships.4. Cambridge University (set) the standards for the A-level subjects for more than 80 years.5. Our principal (teach) A-levels and IB in top academic schools in the USA and South America for more than 20 years.--- Hết ---

Put the verbs into the correct form, using either the Present Perfect or the Present Perfect continuous.Julia: How long (you, be)  in Canada?Clare: I (study) here for more than three years.I (have)  the same car for mere than ten years. I'm thinking about buying a new one.I (love)  chocolate since I was a child. You might even call me a "chocoholic."Mark  and  Sarah  (have)  some difficulties in their relationship lately, so they (go)  to a marriage counselor. I hope they work everything out.John (work) for the government since he graduated from Harvard University. Until recently, he (enjoy)  his work, but now he is talking about retiring.Lately, I (think)  about changing my career because  I (become) with the conditions at my companyI (see) Julia for more than five years and during that time I (see) manychanges in her personality

¿Cuándo solemos utilizar el Past Perfect tense? a) To express actions that are currently happening. b) To talk about actions that happened before a specific time in the past. c) To describe future plans.