Please do me a favor —______ my friend Mr. Smith to Youth Theater at 7:30 tonight.
—Did Linda see the traffic accident No, no sooner ____ than it happened.
If you take sleeping pills for a long time, you will____ them.
The accident that happened at an oilfield____ the southeast coast of the U.S.A has caused great damage to the environment.
It is the discovery of Cao Cao’s tomb, _____ was made in Anyang, Henan province, ____ has received widespread attention.
There a trend that 3D films will become more popular ever since the film Avatar hit the market.