1.They haven't released the young eagles into the wild yet. (слово-маркер yet указывает на необходимость употребления Present Perfect)
2.The female eagle was tired. She had been hunting for five hours. (есть маркер for + период времени, значит, нужен Perfect Continuous. А поскольку первое предложение в Past Simple, то и во втором тоже пишем Past)
3.James had taken pictures of many species of eagle by the end of his trip. (сочетание с предлогом by указывает момент, к которому завершилось действие - это маркер Past Perfect)
4.Have the eagles been building their nest for the last two weeks? (Здесь тоже акцент на длительности действия, начавшегося в и длящегося до момента речи, так что используем Present Perfect Continuous)
Вопросы (один к каждому предложению):
1. What Robert's sister likes in the morning? (Black coffee).
2. How often dad went fishing to the lake with his brother? (Twice a month).
3. Where they will book a room during their honeymoon? (At a hotel in Madrid).
4. Where you just seen our neighbour? (In the supermarket).
5. How many polar bears in the zoo? (Five).
6. Why Bob was a successful businessman? (Because he owned 3 clothes stores in the New York).
7. Where you see hundreds of bright stars? (In the sky).
8. Who is cooking Mexican food in the kitchen? (Julia).
2. Some advice will be given to you by the doctor Brown.
3. The hotel will be redecorated by the famous designer.
4. "E.T." was directed by Steven Spielberg.
5. The vase has been broken.
6. The room must be cleaned.
7. Penicilin was discovered by Fleming.
8. Your health can be improved with exercises.