单项选择题

The owner gave the night watchman 5,000 dollars（）

A．as a reward
B．as his wage
C．as a prize for his hard work
D．because the night watchman had saved him in time of danger

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热门试题

单项选择题The night watchman was fired because （）

A．he didn't devote himself to his work
B．he told the owner the terrible dream
C．he always told the truth
D．he dreamed terrible dreams

单项选择题A computer virus （）

A．is the same as a biological virus
B．is also an organism
C．is a series of electronic commands
D．is one of biological viruses