When I came in, I found Lucy by the window to music.
A．seated; listening B．seated; listened C．seating; listened D．seating; listening
----I’m frustrated after so many failures. I can’t see any hope.
----Behind every misfortune !
A．does an opportunity lie B．is an opportunity lying
C．lies an opportunity D．an opportunity lies
It is pleasure for us to make a graduate address in presence of thousands of students in the graduation ceremony.
A．不填; a B．the; 不填 C．a; the D．the; the
Chinese GDP has been growing steadily year by year, _________ second in the world now.
A．to rank B．ranked C．ranking D．ranks
You can go out, _________ you promise to be back before 11 o'clock.
A．as far as B．so far as C．when D．so long as
Unless _________ by the police, you should keep silent over the accident.
A．asked B．ask C．being asked D．having asked
