When and where this took place _____ still unknown.
#85610
A
is
B
has
C
were
D
are
推荐题目
About_______ of the books in our school library________ written in English.
#43662
A
one-fifth, are
B
one-fifths, is
C
one-fifth, is
D
first-fifth, are
Not far from the house ____ two gardens, ______ seated nearby playing bridge with his children.
#85998
A
were; whose owner
B
was; of which the owner
C
were; its owner
D
was; owner of which