A cough is usually nothing to worry about unless it lasts for tendays____.[    

A cough is usually nothing to worry about unless it lasts for tendays____.[    

题型:同步题难度:来源:
A cough is usually nothing to worry about unless it lasts for tendays____.[     ]
A. or more    
B. instead        
C. at most        
D. only
答案
A
举一反三
A good idea occurred to Mr. Baker________ to his invention recently.  [     ]
A. while applying
B. while applied
C. while he was applying himself
D. while applying himself
题型:同步题难度:| 查看答案
Winning the bid to host the Olympic Games means not only a great honor to a nation ________.    [     ]
A. but a great responsibility        
B. but as well as a great responsibility   
C. as well as a great responsibility    
D. but a great responsibility as well
题型:同步题难度:| 查看答案
He failed in the English speech contest, ________ he did his best to prepare for it.[     ]
A. though        
B. but        
C. because        
D. so
题型:河北省模拟题难度:| 查看答案
Mary made coffee ________ her guests were finishing their meal.[     ]
A.so that  
B.although  
C.while  
D.as if
题型:江苏模拟题难度:| 查看答案
Find ways to praise your children often,________you’ll find they will open their hearts to you.[     ]

A.till  
B.or  
C.and  
D.but

题型:江苏模拟题难度:| 查看答案
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