Jim, what did I say just now?
Sorry, I don't know. I _________ the math problem.( )
think about
thought about
was thinking about
has thought about
I often hear the little girl ______ the piano in the next room.( )
practicing playing
practice to play
practice playing
We advise parents ______ their children at home alone in order to keep them away from danger.( )
not to leave
not leave
not leaving
Though she often makes her little brother ______,she was made ______ by him this morning.( )
cry; to cry
to cry; cry
cry; cry
Lei Feng ______ for many years,but his spirit is still encouraging us.( )
died
has been dead
has died
You'd better get up earlier,______ you'll be late for school.( )
and
or
but