2. Use Past Perfect. 1. After Mary (win) the race, she became famous. 2. I (do) all the homework before my parents returned. 3. After Tom (climb) the rock, he felt satisfied. 4. Susan felt discomfort on the plane because she (not fly) before. 5. As soon as I (finish) writing an essay, the bell rang. 6. Jane felt really bad because she (put) on weight. 7. Barbara became slim after she (join) the athletic club. 8. Doris arrived at the airport early because she (catch) a taxi. 9. The teacher (explain) the material by the time I came in. 10. As soon as the rain (stop), there appeared a rainbow in the sky.

Перевод задания: Используйте Past Perfect.

1. After Mary had won the race, she became famous. (После того как Мэри выиграла забег, она стала знаменитой.)
2. I had done all the homework before my parents returned. (Я сделал(а) всю домашнюю работу до того, как вернулись родители.)
3. After Tom had climbed the rock, he felt satisfied. (После того как Том взобрался на скалу, он почувствовал удовлетворение.)
4. Susan felt discomfort on the plane because she had not flown before. (Сьюзен чувствовала себя неуютно в самолёте, потому что раньше не летала.)
5. As soon as I had finished writing an essay, the bell rang. (Как только я закончил(а) писать сочинение, прозвенел звонок.)
6. Jane felt really bad because she had put on weight. (Джейн чувствовала себя очень плохо, потому что набрала вес.)
7. Barbara became slim after she had joined the athletic club. (Барбара похудела после того, как вступила в спортивный клуб.)
8. Doris arrived at the airport early because she had caught a taxi. (Дорис рано приехала в аэропорт, потому что поймала такси.)
9. The teacher had explained the material by the time I came in. (К тому времени, как я вошёл/вошла, учитель уже объяснил материал.)
10. As soon as the rain had stopped, there appeared a rainbow in the sky. (Как только дождь прекратился, в небе появилась радуга.)

Past Perfect показывает действие, которое завершилось раньше другого действия в прошлом.