At the end of last year ,they had planted 3,0000 trees（找错误）

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• At the end of last year ,they had planted 3,0000 trees（找错误）
• 英语改错 请找出下列句子中的错误,并改正.1.I have bought the piano for six years.2.where have you gone ---- I’ve gone to shool .3.How many pages have you read by the end of last year 4.while I walked in the steet ,I saw my teacher .5.They have had their lunch at tweleve 6.The workers have repaired the machines just now .7.You have waited here since two hours
• 几道初二英语改错句题下列句子中各有一处错误,找出并改正.1.I have bougut the piano for six yeas.2.--Where have you gone?--I've gone to school.3.How many pages hava you read by the end of last year?4.While I walked in the street,I saw my teacher.5.They have had their lunch at twelve.6.The workers have repaired the machines just now.7.You have waited here since two hours.大侠们把正确的句子写下来就好啦 小女在此谢过啦
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