The Bermuda Triangle area as well as other areas on the earth has very changeable weather
Объяснение:
1) Bermuda - название ^Бермуда^ и Triangle начинается с большой буквой.
2) as well as - в значении ^ также^ больше подходит чем as well, и ^some^ не нужно.
3) и 4) - правильные
Если хочешь убедиться, то это статья есть в каком сайте. У меня был лишь файл, а сам сайт не помню.
Вот тот текст
1) Sandy reads historic books every day.
2) What is Liza doing now? — Liza is writing a letter.
3) Kate met with her friends 10 minutes ago.
4) When will Jill come to the office tomorrow?
5) Simon bought a ticket yesterday.
6) Mary read the text while Ann was translating the words.
7) Charlotte did her homework while her friend Megan was reading the text.
8) The Ivanovs went to the Hermitage last week.
9) The sun has not risen yet, but the sky is getting lighter every minute.
10) Sandy did not go to the shopping mall yesterday.
(2) as well as