IV. Rewrite the following sentences as required. 1. The tour included a visit to the Science Museum. (改为否定句) The tour ___ a visit to the Science Museum. 2. We can save water by taking shorter showers in life. (对画线部分提问) ___ ___ you save water in life? 3. If you read more books, your knowledge will become wider. (保持句义不变) ___ ___ books you read, ___ ___ your knowledge will become. 4. more energy and chemicals, the problem, for water treatment, is that, are needed (连词成句) ___ V. Choose the best answer and complete the passage. Leisa Elliott has the world's ugliest lawn (草坪), but she's happy about it. Elliott lives in a small town in New Zealand. The lawn at her home is patchy (斑驳的) and has been sunburned in different parts. Elliott doesn't look after her lawn. “Mother Nature does the ___ here,” she says. Her lawn has now won the World's Ugliest Lawn competition, which began in 2023 in Gotland, Sweden. Gotland is very ___ water, and water shortage is a growing problem around the world. The competition was created as a way to encourage people to pay attention to the problem of water shortage, and save water. “Her lawn may not win beauty competitions, but it wins ___ because it teaches us to care for nature,” the organizers said of Elliott's lawn. The town Elliott lives in doesn't get much rain, but she says that when it rains, her lawn changes a lot and it is so lovely. She ___ that a lot of birds and other animals visit her lawn, playing and cleaning themselves in its pond. Mimmi Gibson, who helps organize the competition, says it was difficult to pick a winner this year. “I mean, they're all so bad,” she says. She hopes the competition will help people think differently about the small things they can do to save water. “It's not just a fun thing. It's ___ saving water,” she says. ( ) 1. A. cleaning B. discoveries C. washing D. watering ( ) 2. A. full of B. short of C. proud of D. matches ( ) 3. A. prizes B. treatments C. hearts D. adds ( ) 4. A. spreads B. raises C. agrees D. adds ( ) 5. A. actually B. carefully C. safely D. naturally