Choose the best answer (A, B, C or D) that best completes each sentence.
The cat ……………. all day.
A.hasn’t been fed  
B.doesn’t feed    
C.isn’t fed    
D.wasn’t fed

Choose the best answer (A, B, C or D) that best completes each sentence.
John couldn’t get into the house because he ………… his key.
A.has lost
B.had lost      
C.was lost
D.loses

Pick out the word which is stressed differently from the others.

A.voluntary         
B.apologise
C.competitor 
D.illiterate

Choose the best answer A, B, C or D for each sentence
By the end of this week, Valentine _______ and _______.
A.comes-goes 
B.would come-go 
C.will come-go 
D.will have come-gone

Choose the best answer A, B, C or D for each sentence
She noticed a marked _______ in the children on her second visit.
A.differ 
B.difference 
C.different 
D.differently

Select the synonym of the following bold and underlined word in each sentence in the unit
It is an electric store which manages large collections of data.
A.handles                               
B.works                      
C.drives                      
D.pilots

Choose the word whose main stress is placed differently from the others in each group

A.magazine 
B.collection 
C.performer 
D.invention

Americans usually offer expensive gifts to their mothers on Mother's Day.
A.F
B.T
C.
D.

Choose the best answer (A, B, C or D) that best completes each sentence.
I saw him …………. my house.
A.passes 
B.passing  
C.to pass   
D.to passing

Choose the best answer (A, B, C or D) that best completes each sentence.
While you …………… out, Tom came to see you.
A.are    
B.were     
C.have been 
D.had been