When and where this took place _____ still unknown.
#85610
A
is
B
has
C
were
D
are
推荐题目
Not only Jack but also his parents ________ the home accident.
#85933
A
is to blame on
B
are to blame for
C
is blamed for
D
are to be blamed for
There _____ ten desks in this room but there aren’t _____ in that room.
#44132
A
are; some
B
is; some
C
are; any
D
is; any
