---- Have you been here before?---- This is the second time I ______to the Great Wall.
The manager has got a good business _________ so the company is doing well.
Several passages were found _________ when the book _________ me.
. Some of the suspects(嫌疑犯) ________ refused to answer and kept their mouths shut.
Before the war broke out, many people ________ in safe places possessions they could nottake with them.
________ the truth, I don’t like to be laughed at ________.