(ESCOLA NAVAL - 2016)
Which option completes the paragraph below correctly?
Electric Bike
The US is different from other countries when it comes to electric bikes. Nearly 32 m e-bikes __________ in 2014, most of them in China, where they are primarily used for transportation. They are popular in much of Europe, too. They are common in the Netherland and Switzerland; German postal workers use them to get around and BMW offers one for about $ 3,000.
Electric bikes are different from motorcycles or mopeds, which rely on motorized power; they are bicycles that __________ with – or without – help from an electric motor. Riding an e-bike feels like riding a normal bike with a strong wind behind you; the motor just helps you to go faster or climb hills. Unlike mopeds, e-bicycles __________ on bike paths and they cannot travel faster than 20 mph.
(Abridged from www.theguardian.com)
were sold – can be pedaled – are usually permitted
were sold – can be pedal – usually permit
are sold – can be pedaled – are usually permitted
have been sold – can be pedal – usually permit
have been sold – can be pedaled – are usually permitted