Sam ________ some knowledge of the computer just by watching others working on it.
[     ]
A. brought up  
B. looked up
C. picked up  
D. set up
Joining the firm as a clerk, he got rapid promotion, and ________ as a manager.
[     ]
A. ended up  
B. dropped out
C. came back  
D. started off
The experiment has ________ the possibility of the existence of any life on that planet, but it does not
mean there is no life on other planets.
[     ]
A. found out  
B. pointed out
C. ruled out  
D. carried out
Smell the flowers before you go to sleep, and you may just ________ sweet dreams.
[     ]
A. keep up with  
B. put up with
C. end up with  
D. catch up with
The rise in electricity costs has _______ our difficulties in carrying out the project.
[      ]
A. added up        
B. added up to      
C. added            
D. added to
The teacher stressed again that the students should not        any important details while retelling the story.   
[     ]
A. bring out        
B. let out
C. leave out        
D. make out
He was buried in the ruins and had to _____.
[     ]
A. be dug in
B. be dug out
C. dig out
D. dig in
Today, when I think of my friend, I remember the way her face _____ when she saw the picture of a
handsome fellow.    
[     ]

A. cheered up              
B. shone up        
C. stood up                
D. lit up

The volcano erupted violently , yet the village at the foot of it should _______.
[     ]

A. come through
B. go through
C. get through
D. pass through

China won Olyrnpic gold in the women's short track 3000 metres relay on Wednesday, with Canada _____
the silver.
[     ]
A. picking up
B. taking up
C. looking up
D. bringing up
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