Помогите пожалуйста !!!

разбор слова берег как части речи

В каждом предложении допущена ошибка. Найдите ошибку и подчеркните её. Напишите предложение правильно.

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Например:

We was able to take a cruise aroun the Caribbean last November. (неправильно предложение)

We were able to take a cruise around the Caribbean last November. (правильно предложение)

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1. We`ll able to find a holiday tourthat suits everyone

2. I thing everyone ought be ableto use a computer.

3. I thing young people should not to travel alone.

4. You ought to going on yourown if you hate visiting places with organised groups of tourists

5. You needn`t changing trains to get to the airport