I ______ (meet) my friend for lunch yesterday.
I met my friend for lunch yesterday.
While I ______ (watch) TV, my sister was reading a book.
While I was watching TV, my sister was reading a book.
When I woke up, it ______ (snow) outside.
When I woke up, it was snowing outside.
She ______ (work) on her project for hours before she finished it.
She had been working on her project for hours before she finished it.
While they ______ (have) dinner, the power went out.
While they were having dinner, the power went out.
By the time he arrived, the train ______ (leave).
By the time he arrived, the train had left.
They ______ (travel) around Europe for two months before they returned home.
They had traveled around Europe for two months before they returned home.
He ______ (live) in New York for ten years before he moved to Los Angeles.
He had lived in New York for ten years before he moved to Los Angeles.
When I called her, she ______ (take) a shower.
When I called her, she was taking a shower.
I ______ (save) enough money to buy a new car.
I had saved enough money to buy a new car.
She ______ (study) English for three years before she moved to the United States.
She had studied English for three years before she moved to the United States.
The children ______ (play) in the park when the sun went down.
The children were playing in the park when the sun went down.
While we ______ (have) dinner, the phone rang.
While we were having dinner, the phone rang.
They ______ (wait) at the airport for three hours before their flight was announced.
They had been waiting at the airport for three hours before their flight was announced.
She ______ (work) as a teacher for five years before she became a writer.
She had worked as a teacher for five years before she became a writer.
We ______ (play) soccer when it suddenly started raining.
We were playing soccer when it suddenly started raining.
By the time I got to the store, it ______ (close) for the day.
By the time I got to the store, it had closed for the day.
They ______ (study) for the exam all night but still didn't feel prepared.
They had studied for the exam all night but still didn't feel prepared.
By the time we arrived at the party, most of the guests ______ (leave).
By the time we arrived at the party, most of the guests had left.
By the time they finished the movie, it ______ (get) late.
By the time they finished the movie, it had gotten late.
He ______ (work) at the company for five years before he quit.
He had worked at the company for five years before he quit.
She ______ (wait) for the bus for half an hour before it finally arrived.
She had been waiting for the bus for half an hour before it finally arrived.
By the time they reached the top of the mountain, the sun ______ (set).
By the time they reached the top of the mountain, the sun had set.
He ______ (practice) the piano for hours before his recital.
He had practiced the piano for hours before his recital.
They ______ (travel) to Japan last summer.
They traveled to Japan last summer.