1. If I worked as a dishwasher, I would have to wash dishes.
2. If I worked as a costumed character, I would have to show my costumes.
3. if I worked as a ranger, I woul have to care for the rest.
4. If I worked as a cook, I would have to cook dishes.
5. Each job would give me experience.
6. Each job is exciting for me. Whithout some of these we'll not be able to live.
7. The most easiest job is a costumed character, because you should just show your costume and nothing else.
The most difficult job is a ranger, because you shoul be tough and strong.
8. I'd like to try a cook, because since my childhood I dream to be able to cook very delicious dishes for people.
1. By the time I came home, it started to rain.
2. He wrote a letter by 7 o'clock yesterday.
3. On my way to school I remembered that I had left my project at home.
4. She had cooked dinner before he arrived.
5. Egor got a New Year's card after he had made a donation to charity organisation.
Объяснение:
Если действие происходит до кого-то момента, то используется Past Perfect (как в третьем. Он оставил дома проект до того как об этом подумал). Если действия происходят последовательно, то используется Past Simple (как в первом. Когда я пришёл домой и дождь начался). Если указано время, которое указывает на момент в то тоже Past Simple (как во втором).