.It was _____ his mother came in _____ to prepare his lessons. 
#85386
A
not until; did the boy begin
B
until; that the boy didn’t begin
C
until; did the boy not begin
D
not until; that the boy began
推荐题目
 I wonder ______ you were doing last night.
#85416
A
it was what that
B
what was it that
C
that what it was
D
what it was that
 Where do you think ________ we can buy that best­seller?
#84708
A
it is that
B
is it that
C
that
D
it
I think it’s the driver rather than the passengers who______ for the accident.
#85455
A
is to blame
B
are to blame
C
are to be blamed
D
should blame.