Some researchers believe that there is no doubt ____ a cure for AIDS will be found.
| A．which | B．what | C．that | D．whether |
47. I will invite some of my friends to my home on Christmas Eve, and I do wish all of them will have a _____ evening.
| A．glad | B．pleasant | C．exciting | D．Interesting |
46. “Will you make room for the old gentlemen, sir?” she said to me in a _____ voice.
| A．mild | B．strong | C．rough | D．Violent |
45. They are dancing a dance on the New Year’s eve.
| A．gay | B．excited | C．pleasure | D．Fun |
44. I've got a idea of how we should help the students with their English study.
| A．general | B．generally | C．whole | D．Roughly |
43. To begin with, the gypsy girl was ______ at the sight of a snake and now she plays with snakes in a circus.
| A．frightened to die | B．frightened to dead |
| C．frightened at death | D．frightened to death |