1) К сожалению
2) В опасности
3) Дайвинг (заимствованное слово, нет аналога в русском языке)
4) Чистая вода
5) Плавательный бассейн
6) Я думаю
7) Потому что
8) Слушать музыку
9) Смотреть (вообще это фразовый глагол и переводится по-разному, в зависимости от контекста)
10) Возвращаться
(Второе и третье задание отправлю отдельными ответами)
He said that he was against giving information to strangers
Mrs. Brown told that she doesn't like her daughter's boyfriend.
My friend asked John how he had coped with that project.
Helen asked me if I had ever been to the British Museum.
Paul said that his family would buy a new printer the following day.
Mike said that his son is seven and he can already read.
Harry told me not to miss my time
It will be hot in Sochi tomorrow
it will be cold in Murmansk<span> tomorrow
</span>it will be rainy in Samara tomorrow
it will be sunny in Astrakhan tomorrow
it will be <span>cloudy</span> in Surgut tomorrow
Grandson это внук по англ.