1. Yesterday, she _ (study) for her exam all afternoon.

1. Right now, I _ (read) a book in the park.

2. Next week, the teacher _ (explain) the new concept to the class.

1. Earlier today, my little brother _ (play) in the backyard.

2. This weekend, we _ (prepare) for the big presentation.

1. At this moment, the researchers _ (conduct) important experiments in the lab.

2. Next month, she _ (apply) to colleges for next year.

2. Tomorrow, the athletes _ (train) hard for the upcoming competition.

2. This evening, I _ (work) on my math homework.

2. Next year, the city _ (build) a new park in the neighborhood.