1. They ___ (play) soccer every Saturday morning. 2. By the time he ___ (finish) the project, it was too late to submit. 3. Tomorrow, we ___ (have) a big celebration for my friend’s birthday. 4. Last week, I ___ (watch) an amazing documentary about wildlife. 5. He ___ (study) French for three years now. 6. They ___ (not play) outside since it started raining. 7. In two days, I ___ (take) my final exams. 8. I ___ (never/see) such a beautiful sunset before. 9. While I ___ (walk) in the park, I found a lost puppy. 10. She ___ (not finish) her project yet

Sure! Here are the sentences filled in with the correct verb forms: 1. They **play** soccer every Saturday morning. 2. By the time he **finished** the project, it was too late to submit. 3. Tomorrow, we **will have** a big celebration for my friend’s birthday. 4. Last week, I **watched** an amazing documentary about wildlife. 5. He **has been studying** French for three years now. 6. They **have not played** outside since it started raining. 7. In two days, I **will take** my final exams. 8. I **have never seen** such a beautiful sunset before. 9. While I **was walking** in the park, I found a lost puppy. 10. She **has not finished** her project yet.