2. A. conserved B. arrived C. maintained D. polluted
Choose the answer that best fits in each gap in the text below
Most people associate the company Michelin with car tyres, guide books and stars for quality
restaurants. However, the French tyre maker is now helping ships to be more environmentally
friendly. The company has tested giant sails (3)_______ it hopes will make shipping greener.
Shipping currently produces a lot of carbon dioxide (4)_______ oil tankers, container ships and giant
cruise ships rely on fossil fuels to move around the world's oceans. Experts say the industry produces
around 940 million tons of CO2 annually, and that it is (5)_______ for about 2.5 per cent of the
world's greenhouse gasses. Michelin's engineers say their revolutionary new sails could reduce the
amount of CO2 produced by the shipping industry by 20 per cent.
Michelin is using the ancient technology of sails to (6)_______ the most urgent problem facing
the world today - climate change. Boats have used sails for 5,000 years to cross oceans or travel along
rivers. The new Michelin sails are different. They are inflatable. This means a ship's crew can fill the
sails with air to inflate them to full size. The sails can be deflated quickly if a ship needs to sail under
a low bridge. A company spokesperson said: "Our aim is to contribute (7)_______ the de-
carbonization of maritime transport." He added that the good thing about wind is that it is a free fuel.
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