—Coach, can I continue with the training?    
—Sorry, you can't  ________ you haven't recovered from the knee injury.     
[     ]
A. until
B. before
C. as
D. unless
As the sea ice melts sooner each swimmer,polar bears are forced to come ashore earlier and face food shortages _____ they have stored enough fat to last them through the season.
[     ]
A.before
B.unless
C.since
D.until
You cannot expect her to do the housework _____ look after the children.
[     ]

A. just as well        
B. as well        
C. as well as      
D. besides

Allow children the space to voice their opinions,      they are different from your own.
[     ]
A. even if          
B. until            
C. unless          
D. as if
He asked us ________ we saw the lost cat or not. 
A. that   
B. what     
C. which
D. whether
    ___ he made up his mind, nothing could change it.  
[    ]
A. Before              
B. Unless            
C. When            
D. Once
Napoleon's story proves that to be a hero has nothing to do with size, ______ with a smart mind and
a brave heart.

[     ]

A. and
B. so
C. or
D. but
— Hi, David, I heard you had an accident this morning.
— Yes. Luckily, I hit the brakes in time ______ I would have been injured badly.
[     ]
A. and
B. but
C. or
D. so
Follow your teacher's advice, _____ your study will get improved.
[     ]
A. or
B. and
C. then
D. so
短文改错。
     文中共有10处错误，每句中最多有两处。错误涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏词符号（∧），并在此符号下面写出该加的词。
删除：把多余的词用斜线（\）划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的词。
注意： 1、每处错误及其修改均仅限一词；
            2、只允许修改10处，多者（从第11处起）不计分。
     I have many friends, and I have only one good friend. Her name is Zhou Fang. Fang is my closed friend
in our school. After class, we always take walk in the garden and talk about a lot of thing. We talk to the
topics in the newspaper, some difficulty math problems and so on. Fang can even be my teacher because of
she often offers me good advice. We are very happy when they get together. Friendship helps me grow and
enjoying my life. We all need friends because friendship are wealth!
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