Each word in our mental dictionaries                with its unique sound and meaning.
A.must store  
B.must be stored    
C.must is stored
D.must to be stored

These instructions                 precisely.
A.must follow
B.must followed
must to be followed
C.must to be followed
must followed     
D.must be followed

This exercise may .................. with a pencil.
A.be written
B.be to write
C. be writing 
D.write

It must                 without delay.
A.do     
B.has been done
C.be doing
D.be done

This picture                by Johnny when I came.
A.painted      
B.was painted
C.was being painted
D.had been painted

- What are they wearing?

- They are wearing                .


A.a vest and a skirt
B.a vest and a dress
C.a skirt and a blouse     
D.a suit

The university                 by private funds as well as by tuition income.
A.is supported
B.supports    
C.is supporting
D.has supported

“ Can’t we do something about the situation?”

- “Something                 right now.”
A.is doing
B.is do
C.is being done       
D.has been doing

Do you believe that such a problem can                ?
A.solve
B.be solving
C.is solved    
D.be solved

If you                  about it, will you be able to answer?
A.are asked
B.ask   
C.will be asked       
D.asked