鲁教版九年级英语练习（无答案）：unit 8 单元测试题

Ⅰ. 完形填空 (15分) 阅读下面短文，选择可以填入空白处的最佳选项。 Turn on the tap (龙头) and there is water. Getting water is so 1___ that you may think that there is an endless supply (供应). But it is not true. 70% of the earth is 2___ by water — we should call 3___ planet “ocean” not “earth”! But most of the water is salt water, leaving only a 4___ percent of fresh drinking water. Some 5___ including Spain, Italy, China and South Africa 6___ buy water from countries such as the US and Australia. Each person in the UK uses about 150 liters (升) of water a day. 7___ , each person in some countries only has 5-10 liters of water a day. We should help save water. Let’s have a look at 8___ you can help: Get your teeth into it. We brush our teeth twice a day and 9___ turning the tap off while we brush we can 10___ 5-10 liters of water. Don’t use the toilet as a wastebasket. Every time you flush (冲) used paper, waste food or other small bits of rubbish, 11___ water is used. Make use of rain. 12___ rainwater in a water butt