日韩亚洲一区中文字幕,日韩欧美三级中文字幕在线,国产伦精品一区二区三区,免费在线欧美性爱链接

      1. <sub id="o5kww"></sub>
        
<legend id="o5kww"></legend>
        <style id="o5kww"><abbr id="o5kww"></abbr></style>
        <strong id="o5kww"><u id="o5kww"></u></strong>
        

        2. 


          
	
          
		
	
          
	
          
		
          
			
		
          
		
          
	
          

          



          

          

          


          


          
	
          
			
          

			
          
				
          Our planet is about ______ years old.
          A．35,000B．4600C．4600 millionD．500 million
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          C
          考查常識。句意“我們的星球（地球）有大約46億年大了�！惫蔬xC。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
				練習(xí)冊系列答案
		
          
		
				
			

					
          
				相關(guān)習(xí)題
			
          
						
		
          
			
          
				科目：初中英語
				來源：不詳
				題型：單選題
			
          

						
          It is said that about ______of the books and magazines in the world______in English.
          A. four-fifths;are written      B fourth fives;are written 
          C, four fifth;were written      D fourth fifths; were written
          

			
          

			
          
			查看答案和解析>>		
          
				
		
          
			
          
				科目：初中英語
				來源：不詳
				題型：單選題
			
          

						
          There are _____ birds in the forest.
           A. millions of   B. two millions of   C. two millions
          

			
          

			
          
			查看答案和解析>>		
          
				
		
          
			
          
				科目：初中英語
				來源：不詳
				題型：單選題
			
          

						
          Kangkang is a school boy. He got a good gift on his             birthday.
           A. fourteenth              B. fortieth                C. the fortieth
          

			
          

			
          
			查看答案和解析>>		
          
				
		
          
			
          
				科目：初中英語
				來源：不詳
				題型：單選題
			
          

						
          — How much did the company donate to build the school library?
          — About three ______ yuan．
          A．millionB．millions C．million of D．millions of
          

			
          

			
          
			查看答案和解析>>		
          
				
		
          
			
          
				科目：初中英語
				來源：不詳
				題型：單選題
			
          

						
          There is a river around our town. It is about ______ long.
          A．6 hundreds kilometersB．6 hundred kilometers
          C．6 hundreds kilometerD．6 hundred kilometer
          

			
          

			
          
			查看答案和解析>>		
          
				
		
          
			
          
				科目：初中英語
				來源：不詳
				題型：單選題
			
          

						
          －How was your day off yesterday?
          －Perfect! It was ____ birthday of my grandpa’s . We had a big family celebration. 
          A. seventy    B. seventieth    C. the seventieth 
          

			
          

			
          
			查看答案和解析>>		
          
				
		
          
			
          
				科目：初中英語
				來源：不詳
				題型：單選題
			
          

						
          Eight         students in our school are from countryside.
          A  hundreds    B  hundred   C hundreds of   D   hundred of
          

			
          

			
          
			查看答案和解析>>		
          
				
		
          
			
          
				科目：初中英語
				來源：不詳
				題型：單選題
			
          

						
          The            World Table Tennis Championship began            the morning of May 25, 2010            Moscow, Russia.
          A．Fifty; in; inB．Fiftieth; on; in C．Fiftieth; in; on D．Fifty; on; in
          

			
          

			
          
			查看答案和解析>>		
          
			
          
	
          
		
          


          同步練習(xí)冊答案