-- _____is that used for?---_____ the floor.
35. She couldn’t have answered the question if she ________ a few books on world history.
34. I really don’t know ________ I had my money stolen.
33. The child looked_________ at his brother who was badly wounded.
32. Everyone was on time for the evening---_____Chris, who’s usually ten minutes late for everything.
31. Tom and his father_______America last week, and arrived there this Tuesday morning.