At the meeting the boss was explaining his plan while his secretary_________ the notes.
#36693
A
is taking
B
was taking
C
has taken
D
takes
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What ________ if there ______ no water or air on the earth?
#39823
A
happen, is
B
will happen, is
C
will happen, will be
D
happen ,are
—      you      your dictionary yet?—Yes, I        , I        it ten minutes ago. 
#39226
A
Did; find; did; found
B
Have; found; have; found
C
Have; found; did; found
D
Have; found; have; find