David can speak idiomatic American English and yet, ________ English, he doesn"t

David can speak idiomatic American English and yet, ________ English, he doesn"t

题型:天津同步题难度:来源:
David can speak idiomatic American English and yet, ________ English, he doesn"t know it at all.       [      ]
A. how to teach            
B. when it comes to teaching
C. when he teaches                
D. however he teaches
答案
B
举一反三
________may be,one sometimes makes mistakes.[     ]
A.However a wise person  
B.What a wise person
C.However wise a person  
D.What wise a person
题型:山东省同步题难度:| 查看答案
We all know that,             , the situation will get worse.     [      ]
A. not if dealt carefully with    
B. if not carefully dealt with    
C. if dealt not carefully with    
D. not if carefully dealt with
题型:同步题难度:| 查看答案
What would have happened       ,as far as the  river bank?     [      ]
A. Bob had walked farther    
B. if Bob should walk farther    
C. had Bob walked farther    
D. if Bob walked farther
题型:同步题难度:| 查看答案
     ,children should play outside in groups in the fresh air.    [      ]
A. Whenever it possible    
B. Whenever they are    
C. Whenever possible    
D. Whenever is possible
题型:同步题难度:| 查看答案
         the letter from her parents, tears kept coming to her eyes.     [     ]
A. To read      
B. While reading      
C. While she was reading      
D. Reading
题型:同步题难度:| 查看答案
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