In an  ordinary optical microscrope, a electric bulb or sunlight is used as light for the stage
A.an
B.ordinary
C.a
D.light

Paul Dunbar wrote poetry in standard English about tradition poetic subjects and about the heroes of  black Americans.
A.standard        
B.tradition     
C. the     
D.heroes

Musical comedies, as an American form of entertainment, often take its subjects from  America’s present or past
A.as   
B. entertainment    
C.its    
D.or

After the Ice Age many species of animals died out.
A.froze                   
B. receded
C.became extinct
D.became extinguished

The gravitational forces of the sun and the moon are fundamental in causing ocean tides. 
A. unique   
B.essential      
C.odd            
D.current

Hypertension is one of the most widespread and potentially dangerous diseases.
A.stretched    
B.popular  
C.common   
D.scattered

Many California mining towns prospered until the gold ran out and prospectors moved on to new areas, leaving boom towns to become ghost towns.
A. declined
B. assembled
C.employed  
D.thrived

Blood_______ are needed urgently, as the national blood bank reserves are getting low.
A.volunteers
B.donors    
C.gives 
D. offers

A: Do you like eating fish ? B: _______ .        
A.I enioy fishing   
B.I don’t have any.
C.Yes, it’s my favourite.            
D.Like this

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.                         
According to a recent survey, most people are................their neighbours.
A.acquaintance with    
B.on good terms with
C.on good relationships with
D.in relation to