题目

一道初二英语阅读题:
On October 12,1989,some Chinese scientists were working at the computers to look for the information they needed.Suddenly they saw a lot of very bright spots(点) crossing the computer’s screens.At the same moment the computers were working much slower.To find out what was happening they stopped their work to look over some parts of the computers.To their surprise,they found out that most of their stored information was got rid of by computer viruses!It was clear that all these computers had been infected by computer viruses.
It is said that the computer viruses were made by a group of young men who liked playing tricks(恶作剧).They all had a lot of computer knowledge.They made the viruses just to show their cleverness.This kind of computer viruses is named Jerusalem Viruses.These viruses can stay in computers for a long time.When the time comes,they will hit the computers by lowering the functions(降低功能),breaking their usual programmes or even getting rid of all the infor

提问时间：2021-02-08

答案

A
B
D
B