mỗi câu có một lỗi sai,hãy tìm và sửa
1/ last week,my brother and I join a sports festival
2/ what did you did at the fun fair last month?
3/ did you stay at home and watch tv?-no,I did. I went to the park
4/ who did you meet on the party?
5/ he bought 2 comic book at the bookfair
1 join should be joined
2 did should be do
3 ở câu trả lời did shpuld be didn't
4 on should be at
5 book should be books