First impressions are the most lasting. After all, you never get__________econd chance to make__________first impression.（）
| A． |
a; the
|
B． | the; the | C． | a; a | D． | the; a |
33. There _____ be any difficulty in passing the oral test since you have practiced a lot in the school.
| A．mustn’t | B．shan’t | C．shouldn’t | D．needn’t |
32. The man had expected to see all his relatives when in hospital, but _______ came to see him while many of his friends offered him their help.
| A．none | B．no one | C．someone | D．Anyone |
31. Due to circumstances ____ our control the performance has had to be cancelled.
| A．above | B．within | C．beyond | D．over |
30. Only those who have experienced hardship ____ well aware of what happiness means.
| A．can they be | B．they can be | C．can be | D．they can |
29. The time is not far away ___ the information will be made known ___ more workers will be trained for their jobs.
| A．until; which | B．when; that | C．before; that | D．as; which |