在EHSI上选择地形显示或取消地形显示画面的电门在：

计算机软件故障可能造成（）。

A.软件不能运行
B.系统死机
C.系统工作混乱
D.以上都是

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短文改错During the summer holiday, I think I should do something 61.______meaningful instead touring. So I got a job at a fast-food 62.______restaurant and worked there as cleaner. I worked 7 hours a day 63.______for three weeks. The job was hard and bored and seemed endless. 64.______It made me so tired that I nearly stopped it halfway. 65.______After all, I stuck to it with determinations. Every day I started 66.______off for work early in the morning and went to home late in the 67.______evening. Finally, I finished the job after the new school term 68.______began. Now, I understand that labor means. I think it is really 69.______a successful experience, which is worth remembering for ever. 70.______(61) 点击查看答案