Cathy is taking notes of the grammatical rules in class at Sunshine School, where she ______ English for a year. 
#102013
A
studies
B
studied
C
is studying
D
has been studying
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My brother wants to work in the factory which _________ now.
#101300
A
is building
B
has been built
C
is being built
D
is to be built
A fire broke out in the neighborhood last night. By the time the firemen arrived, it    . 
#101011
A
had been put out
B
would put out
C
has been put out
D
was putting out