Chữa lỗi sai
1Before they came to visit my grandparents, I have already cleaned the house
2 After jimmy had gone home,I was doing shopping
3 She had come to the cinema before I do
4 When they arrived,John goes away
Chữa lỗi sai
1Before they came to visit my grandparents, I have already cleaned the house
2 After jimmy had gone home,I was doing shopping
3 She had come to the cinema before I do
4 When they arrived,John goes away
1. have => had
2. was doing => had done
3. do => went
4. goes =>had gone
1,1Before they came to visit my grandparents, I have already cleaned the house
2 After jimmy had gone home,I was doing shopping
3 She had come to the cinema before I do
4 When they arrived,John goes away
Sửa: 1Before they came to visit my grandparents, I had already cleaned the house
2 After jimmy had gone home,I went shopping
3 She had come to the cinema before I did
4 When they arrived,John had gone away