John and Mary’s room _______ on fire. Many _______ help them put out the fire.
#4682
A
are; passer-bys
B
is; passers-by
C
is; passer-bys
D
are; passers-by
推荐题目
——Hi, Steve, you look tired.——I am tired. I ______ the living room all the afternoon.
#4727
A
painted
B
had painted
C
have been painting
D
have painted
Our school has been set up in , believe it or not , ______ used to be a temple ten years ago.
#4692
A
which
B
what
C
that
D
where
She brought with her three friends, none of ______ I had ever met before.
#5039
A
them
B
who
C
whom
D
these