下面共有l5个句子，每个句子中均有1个词或短语画有底横线，请从每个句子后面所给的4个选项中选择l个与画线部分意义最相近的词或短语。请将答案涂在答题卡相应的位置上。

1、 The price of vegetables fluctuates according to the weather.
A．jumps       
B．rises        
C．falls        
D．changes

2、 Did you do that to irritate her?
A．tease        
B．attract        
C．annoy        
D．protect

3、 Mary looked pale and weary.
A．ill           
B．tired         
C．worried      
D．peaceful

4、 The water in this part of the river has been contaminated by sewage (污水的).
A．polluted      
B．downgraded  
C．mixed        
D．blackened

5、 Her treatment of the subject is exhaustive.
A．boring       
B．thorough     
C．interesting    
D．touching

6、 It is absurd to predict that the sun will not rise tomorrow.
A．ridiculous     
B．funny        
C．odd         
D．foolish

7、 A lot of people could fall ill after drinking contaminated water.
A．muddied     
B．polluted      
C．mixed       
D．troubled

8、 The room is gloomy but tidy,
A．tiny         
B．pleasant    
C．dark         
D．agreeable

9、 The index is the government's chief gauge of future economic activity
A．measure     
B．opinion      
C．evaluation    
D．decision

10、 It's prudent to start any exercise program gradually at first.
A．workable    
B．sensible      
C．possible     
D．feasible

11、 He is renowned for his perfect performace in the movie,
A．remembered 
B．praised      
C．recommended 
D．well-known

12、 You have to be patient if you want to sustain your position.
A．maintain     
B．establish     
C．acquire      
D．support

13、 She stared at his son and shaked with anger.
A．jumped      
B．cried          
C．swayed      
D．trembled

14、 Medical facilities are being upgraded.
A．renewed    
B．repaired      
C．improved     
D．increased

15、 we are so tired after one work on this program.
A．gloomy     
B．ugly         
C．silly         
D．exhausted