To be on the safe side, we should fill up the tank now, because we ______ run out of gas on the way.
After ten hours’ operation, the doctors managed to _____the one-year-old twins at the head.
It is greatly ________ that he gave back the money he found on the bus.
New reports say peace talks between the two countries have broken ____with no agreement ________.
The murderer was brought in, with his hands _________behind his back.
Who ________ for the bullet train accident that has happened in Zhejiang,China?