While he            the bus, he             a book.
#44868
A
was waiting for, read
B
waited for, was reading
C
was waiting for, was reading
D
waited for, read
推荐题目
--How clean and tidy your bedroom is!--Thanks. It______ every day.
#44559
A
cleans
B
cleaned
C
is cleaned
D
was cleaned
What ______you do if you _______ in Grade 7 now?
#44518
A
could, are
B
would, are
C
could, was
D
would, were
Today, computers are really helpful. They ____ everywhere.
#44613
A
use
B
are used
C
used
D
were used
The windows must _________ before you leave the room.
#44851
A
be closed
B
are closed
C
close
D
be close