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. 


          
	
          
		
	
          
	
          
		
          
			
		
          
		
          
	
          

          



          

          

          


          


          
	
          
			
          

			
          
				
          Look! The boys       football under the tree.
          A．playB．is playC．is playingD．a(chǎn)re playing
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          D
          根據(jù)look 而知，說(shuō)明本句子的時(shí)態(tài)為現(xiàn)在進(jìn)行時(shí)，其結(jié)構(gòu)為主語(yǔ)+be+doing sth 故在CD之間進(jìn)行選擇，而主語(yǔ)the boys 為復(fù)數(shù)形式，故選D
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
				練習(xí)冊(cè)系列答案
		
          
		
				
			

					
          
				相關(guān)習(xí)題
			
          
						
		
          
			
          
				科目：初中英語(yǔ)
				來(lái)源：不詳
				題型：單選題
			
          

						
          About 500 cars ________in the factory last month.
          A．were producedB．a(chǎn)re producedC．produceD．produced
          

			
          

			
          
			查看答案和解析>>		
          
				
		
          
			
          
				科目：初中英語(yǔ)
				來(lái)源：不詳
				題型：單選題
			
          

						
          It’s two and a half weeks since the exchange students __________ Taixing.
          A．a(chǎn)rrivedB．reached C．have been inD．have arrived in
          

			
          

			
          
			查看答案和解析>>		
          
				
		
          
			
          
				科目：初中英語(yǔ)
				來(lái)源：不詳
				題型：單選題
			
          

						
          ——Where is Mr. Black? I can’t find him.
          ——Oh, he ________ his car behind the house now.
          A．washedB．is washingC．will washD．has washed
          

			
          

			
          
			查看答案和解析>>		
          
				
		
          
			
          
				科目：初中英語(yǔ)
				來(lái)源：不詳
				題型：單選題
			
          

						
          She ______ out with her friends the day before yesterday.
          A．hangB．hungC．hangedD．hangs
          

			
          

			
          
			查看答案和解析>>		
          
				
		
          
			
          
				科目：初中英語(yǔ)
				來(lái)源：不詳
				題型：單選題
			
          

						
          He _____ play the piano since he was young. He is very famous now.
          A．has couldB．has been able toC．could D．was able to
          

			
          

			
          
			查看答案和解析>>		
          
				
		
          
			
          
				科目：初中英語(yǔ)
				來(lái)源：不詳
				題型：單選題
			
          

						
          My mother _______________ my aunt called her.
          A．was cooking whileB．cooked whenC．cooked whileD．was cooking when
          

			
          

			
          
			查看答案和解析>>		
          
				
		
          
			
          
				科目：初中英語(yǔ)
				來(lái)源：不詳
				題型：單選題
			
          

						
          ---Could you tell me when your father___back?
          ---I’m not sure now. but when he ___next week, I’ll tell you.
          A．return, comesB．will come, returns
          C．comes, will returnD．will return, comes
          

			
          

			
          
			查看答案和解析>>		
          
				
		
          
			
          
				科目：初中英語(yǔ)
				來(lái)源：不詳
				題型：單選題
			
          

						
          ---Listen! Who ______ in the next room?
           ---I think Sam is.
          A．singB．singsC．singingD．is singing
          

			
          

			
          
			查看答案和解析>>		
          
			
          
	
          
		
          


          同步練習(xí)冊(cè)答案