Ответьте на вопрос:
The bike on the right was invented 30 years later. It was faster/ slower than the first bike.

А можете ещё пожалуйста и тут ответить: Riding a bike is healthy because it`s good exercize/ it makes your muscles strong/ it helps you to keep fit. 3) Which of these leaves the most poisonous gases in the air in big cities?/ fictories/ Power station?/ cars?/ diesel trains?

he was slower than the first bike