The witnesses(证人) of the accident said that the lorry _______ very fast at the crossroads when the accident happened.
49. You must go there at once because the situation prompt action.
48. Please _____ tomorrow, my number is 8855463.
47. ____ in thought, he didn’t notice me when I came into his room.
46. The house _____ in 1808 still remained there.
45. The soup is too hot. Be careful not to your mouth.