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. 


          
	
          
		
	
          
	
          
		
          
			
		
          
		
          
	
          

          



          

          

          


          


          
	
          
			
          

			
          
				
           Yesterday morning I was just leaving_______ the telephone rang.
          A．whenB．whileC．becauseD．since
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          A

          試題分析：句意：昨天早上我正要離開時電話鈴響了。When當…時；while當……時； because 因為；since自從。表示某事正在進行時發(fā)生了另一件事，常用when，所以選A。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
				練習冊系列答案
		
          
		
				
			

					
          
				相關(guān)習題
			
          
						
		
          
			
          
				科目：初中英語
				來源：不詳
				題型：單選題
			
          

						
          —Tom isn’t feeling very well.  
          —He seems to have a cold      the weather changes suddenly.
          A．beforeB．soC．becauseD．if
          

			
          

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

						
          We’ll climb the mountain _______ the weather is bad this weekend.
          A．ifB．whenC．untilD．unless
          

			
          

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

						
          – Can you come to my birthday party? – I’m sorry, ______ I can’t come.  
          A．a(chǎn)ndB．butC．orD．then
          

			
          

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

						
           —________ is it from your new home to our school?
           —About two kilometres.
          A．How longB．How farC．How manyD．How much
          

			
          

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

						
          This book is really good. I’ll buy it, _________ it’s a little expensive.
          A．becauseB．a(chǎn)lthoughC．a(chǎn)ndD．or
          

			
          

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

						
          The earth will become worse and worse ________ we do something to stop her from being polluted.
          A．ifB．even ifC．whenD．unless
          

			
          

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

						
          — Why didn’t you try your best to get on the subway?
           — I tried to, but it started moving ______ I could get on it.
          A．beforeB．a(chǎn)fterC．sinceD．if
          

			
          

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

						
           —___________ my daughter is only ten years old, she knows a lot.
          　 —What a clever girl!　　
          A. Though              B. Because              C. Whether 
          

			
          

			
          
			查看答案和解析>>		
          
			
          
	
          
		
          


          同步練習冊答案