语法填空: Plastic is a huge problem for our planet . It is really 1 ( challenge ) to get rid of and a lot of it ends up in nature or in the ocean in particular . There , it is a threat 2 our animals and plants . Now a company from the Netherlands , a small country in western Europe , says that it will use plastic 3 ( find ) in the ocean to build roads . Volker Wessels 4 ( turn ) the plastic into building blocks for the roads . They will be like puzzle pieces 5 fit into each other . Not only will this be good for the environment , but also it will be good for the people who look after roads . If a part of the road 6 ( damage ), it will be easy to remove it and replace it with another piece . The company says that nearly any type of plastic can be used 7 ( make ) the road pieces . Scientists 8 ( work ) on the project say that they are in the final stages of testing the materials for 9 ( safe ). They say that the first road built will be 10 bicycle path somewhere in the Netherlands .