1.2 Discovering Useful Structures（重点练）-2020-2021学年高一英语十分钟同步课堂专练（人教版2019必修第二册）

重点练 I. 阅读选择 Not only does the use of plastic water bottles hurt your wallet , it also increases pollution and wastes energy and water .Only 23% of all plastic in America ends up in a recycling bin,meaning over $1 billion worth of plastic is treated as rubbish a year. Recently, Skipping Rocks Lab has invented a kind of water bottle called Ooho. It is a convenient, clear water bottle that can either be drunk or eaten. To drink it, you can either peel off the membrane(薄膜）or tear a hole in the membrane with your teeth to pour the water into your mouth. To eat it, you simply put the whole bottle in your mouth. One problem the scientists have run into is how to ship lots of Ooho bubbles without arriving with a very wet truck. However, they have attempted to package units of individual bubbles together inside a larger and thicker membrane. It is targeting large outdoor events such as marathons, music festivals, and sporting events, where tons of plastic bottles are used, and frequently left