50. Tracy was ___________ when his father came into the kitchen.
A. sleeping in bed B. making a list
C. buying a bike D. making bed
48. A. rushed B. went C. walked D. rode
47. A. shaped B. frozen C. burning D. hiding
46. A. keep B. stop C. warn D. solve
45. A. no B. a lot C. a little D. more
44. A. yard B. floor C. table D. room
43. A. quietly B. happily C. carefully D. hardly
42. A. making B. following C. noticing D. correcting
41. A. pay B. call C. visit D. invite