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
--Who _______ the Harry Potter series________ ?     -- J.K.Rowling.
#44425
A
did, be written
B
was, written
C
was, written by
D
did, be written by
People should _____ from throwing the rubbish everywhere .
#44661
A
be stopped
B
stopped
C
stop
D
stopping
Who will ________ to ________ at tomorrow’s meeting by the teacher?
#44797
A
be told; say
B
be asked; speak
C
be told; talk
D
be asked; tell
These young trees must        .
#44857
A
look after well
B
be well looked after
C
take good care of
D
be taken good care