--- It’s already 9:00 o’clock, but he hasn’t turned up yet. --- He ______ in the traffic jam.
--- Did you turn off the lights before you left the computer room? ---- Oh, I forget _______ them off. I’ll go to do it.
The policewoman believes that Derek gave a reasonably _______ account of what had happened to the poor family during the robbery.
April 30 , 2010 witnessed the opening ceremony of the Shanghai World Expo, which has greatly China's status in the world.
. No decision about the holding of the conference until all the related factors have been taken into consideration.
. Dr. Frank failed many times but he finally _______ to find a successful way to solve the problem.