Which of the following sentences is an example of the past perfect continuous tense?We had been hiking for three hours before we reached the summit.
We were hiking for three hours before we reached the summit.
We have hiked for three hours before we reached the summit.
We hiked for three hours before we reached the summit.
Which sentence correctly demonstrates the past perfect continuous tense?She had been learning Spanish for two years before she moved to Spain.
She has learned Spanish for two years before she moved to Spain.
She learned Spanish for two years before she moved to Spain.
She was learning Spanish for two years before she moved to Spain.