In such a fierce competition, a person has to make every effort if he ______.
It turned out that she won the first prize in the petition, which was beyond her .
He put on his tie, took one last look at the room and_____________ walked out of the door.
______, tears came to her eyes.
---Mary, I heard there was an explosion in Luzhou. Could you tell me how it _______? ---Sorry, I don’t know much about it either.
Can you tell me the way you think of________ the problem?