【简答题】A young executive was traveling down a neighborhood street.He was watching for kids rushing out from between parked cars and slowed down when he thought he saw something.As his car passed,no children ...
【单选题】He felt cheap about rushing to get in line before the old lady carrying heavy parcels.
A.
felt inferior and ashamed
B.
felt not worthwhile of doing something
C.
felt bad about doing something
D.
felt unhappy about doing something
【单选题】The door burst open and____, shouting with anger.
【单选题】His ______ behavior. made everyone nervous. He was always rushing to open doors and perform. other small tasks, apologizing unnecessarily for any inconvenience that he might have caused.
【单选题】He could only ____ in bed with all kinds of things rushing through his mind. [ ]
【单选题】The manager was rushing to the airport so he______the report the secretary had typed.
【简答题】4-33. 下面的前缀中的哪一个和地址 152.7.77.159 及 152.31.47.252 都匹配?请说明理由。 ( 1 ) 152.40/13 ;( 2 ) 153.40/9 ;( 3 ) 152./12 ;( 4 ) 152.0/11 。