29. ---- I wonder ______ Mr. Black changed his mind to take part in the movement.---- After he listened to the speech by Mr. King.
The reason_______ so many people rushed to California was ______ another gold mine was found in California.
They have_______ carefully the time and money needed to complete the project.
He________ to get a high position in the company, but failed because of his carelessness.
Out_______ , with a stick in his hand.
_______ money was spent on the project.