此题要求改正所给单句中的错误。对标有题号的每一句做出判断：如有错误（每句只有一个错误），则按下列情况改正：
此句多一个词：把多余的词用斜线（＼）划掉，在该句右边横线上写出该词，并也用斜线划掉。
此句缺一个词：在缺词处加一个漏字符号（  ），在该句右边的横线上写出该加的词。
此句错一个词：在错的词下划一横线，在该句右边横线上写出改正后的词。
小题1:Everyone of us is working hard in the factory.           
小题2:I have caught a bad cold for a week and I can’t get rid of it.    
小题3:This is the steel plant where we visited last week.             
小题4:Following the road and you will find the store.           
小题5:This is all what Dr. Smith said at the meeting.                
小题6:He promised to come and see us after the supper.       
小题7:John came here to see you, but he had left five minutes ago.     
小题8:My mother is busy preparing for supper.                    
小题9:I’ve heard him but I never know him.                     
小题10:We got on the school bus and which took us straight to the People’s Park.