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          基礎(chǔ)訓(xùn)練篇（16）
            
          We must have water to live. __ 1________the water we use is clean and fresh, it will make us ill. The animals __ 2________ (live) in and around lakes and rivers must also have clean water. Our rivers and lakes supply most of our water. The clear, blue water found by the first American settlers has changed. Many of our water sources are now __ 3________. They are filled __ 4________ dirt and waste which cannot be cleaned out. In many places, water is not safe for us to use.
            
          Lake Erie was __ 5________ a beautiful lake. Now it has been called “a dying lake”. Waste from nearby homes and factories has been dumped into __ 6________. Fish can no longer live in much of its polluted water. George Washington once called the Potomac “__ 7________ finest river in the world”. Now its water is no longer blue. Instead, it is soupy green. Suds(肥皂泡沫), from detergents（洗滌劑；洗衣粉） used to wash clothes, often cover the water of our rivers.
            
          Water cannot __8___________(make) in a factory. Once water is polluted, it is __ 9________ to make it clean and safe again. We must learn to take care of the water __ 10_______ we now have.
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          1. Unless          2. living/that live/which live           3. polluted/dirty       
            
          4. with           5. once       6. it               7. the           8. be made            
            
          9. hard/difficult        10. that / which
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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				科目：高中英語(yǔ)
				來(lái)源：廣東省2010屆高考英語(yǔ)語(yǔ)法填空題專(zhuān)項(xiàng)訓(xùn)練七十五篇
				題型：完型填空
			
          

						
          


          基礎(chǔ)訓(xùn)練篇（16）
          


          We must have water to live. __ 1________the
water we use is clean and fresh, it will make us ill. The animals __ 2________
(live) in and around lakes and rivers must also have clean water. Our rivers
and lakes supply most of our water. The clear, blue water found by the first American
settlers has changed. Many of our water sources are now __ 3________. They are
filled __ 4________ dirt and waste which cannot be cleaned out. In many places,
water is not safe for us to use.
          


          Lake Erie was __ 5________ a beautiful
lake. Now it has been called “a dying lake”. Waste from nearby homes and
factories has been dumped into __ 6________. Fish can no longer live in much of
its polluted water. George Washington once called the Potomac “__ 7________
finest river in the world”. Now its water is no longer blue. Instead, it is
soupy green. Suds(肥皂泡沫), from detergents（洗滌劑；洗衣粉） used to wash clothes, often cover the water of our rivers.
          


          Water cannot __8___________(make) in a
factory. Once water is polluted, it is __ 9________ to make it clean and safe
again. We must learn to take care of the water __ 10_______ we now have.
          


                
          

			
          

			
          
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