英语句子改错,每句有一个错误,请改出来1.Miss Gao taught their maths the year before _英语解答

英语句子改错,每句有一个错误,请改出来
1.Miss Gao taught their maths the year before last.
2.How long have you gone there?--Two hours

人气：120 ℃　时间：2019-09-17 17:46:35

解答

1 their--them
2 gone--been