Open the brackets to make the sentences complete.
1. It was early morning. Ben (wrote/had written) his composition by that time. 2. She saw that the prairies (stretched/had stretched) for miles. 3. When we came back to the camp, the sun (rose/had risen). 4. Susie (looked/had looked) through the letters before her elder sister got them. 5. He (saw/had seen) a stranger stealing his bike. 6. Ted suddenly remembered that he (forgot/had forgotten) to buy some bread. 7. By the end of the year they (got/had got) ready for their exams. 8. Sam read the book and then (did/had done) his homework.