40. He’ll be here for six hours. A. for B. before 40. He’ll be here before six hours. A. for B. before 40. He’ll be here until six hours. A. for B. before
40. He’ll be here for six hours. A. for B. before40. He’ll be here before six hours. A. for B. before40. He’ll be here until six hours. A. for B. before