改错改错题1.How did you come here this morning?I came here by Mr

改错改错题1.How did you come here this morning?I came here by Mr Green's car.2.I have already bought this computer for two years.3.We had to wait for our teacher for the other two hours.4.The children have several books in history.5.She knows a little English words and she likes to use them everywhere.6.Edison's father asked him why he wanted science lab for.7.There used to have few tall buildings around our village.每句一处