The little boy is dirty from head to foot because he______in the mud all morning.
#104172
A
has played  
B
is playing
C
has been playing
D
was playing
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The project _______ a success as the income of the company increases every year. 
#102820
A
is proved
B
had proved
C
has proved
D
has been proved
Tom felt that the himself, along with Toby and Jack,      for breaking the window.
#100824
A
were to be punished
B
was to punish
C
was to be punished
D
were to punish