4. Choose the correct preposition (on, by, in, from, at) 1. Be careful when you cross the street _____ foot. 2. When you travel _____ a bus, don't annoy others. 3. Always wear a seat belt when you travel _____ a car. 4. It's safe to travel _____ train. 5. It's expensive to travel _____ plane.

Ответ (EN):

1. Be careful when you cross the street on foot.
2. When you travel by a bus, don't annoy others.
3. Always wear a seat belt when you travel in a car.
4. It's safe to travel by train.
5. It's expensive to travel by plane.

Перевод (RU):

1. Будьте осторожны, когда переходите улицу пешком.
2. Когда вы едете на автобусе, не раздражайте других.
3. Всегда пристегивайте ремень безопасности, когда едете в машине.
4. Безопасно путешествовать на поезде.
5. Дорого путешествовать на самолете.