---Three people got killed by two explosions.---When was __________?---________ was on April 15 __________ the 2013 Boston Marathon was being held．
#76612
A
that; It; when
B
this; This; that
C
this; It; when
D
that; It; that
推荐题目
Sales director is a position ______communication ability is just as important as sales skills.
#76206
A
which
B
that
C
when
D
where
Between the two parts of the concert is an interval, __________ the audience can buy ice-cream.
#75457
A
when
B
where
C
that
D
which
By 17:30, ______ was almost closing time, nearly all the paintings had been sold.
#77482
A
which
B
when
C
what
D
that